1656228420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:480

約数の個数: 432

約数和(自身を含む): 6540101568

約数和(自身を除く): 4883873148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 43, 44, 45, 49, 55, 60, 63, 66, 70, 77, 84, 86, 90, 98, 99, 105, 110, 126, 129, 132, 140, 147, 154, 165, 172, 180, 196, 198, 210, 215, 220, 231, 245, 252, 258, 294, 301, 308, 315, 330, 385, 387, 396, 397, 420, 430, 441, 462, 473, 490, 495, 516, 539, 588, 602, 630, 645, 660, 693, 735, 770, 774, 794, 860, 882, 903, 924, 946, 980, 990, 1078, 1155, 1191, 1204, 1260, 1290, 1386, 1419, 1470, 1505, 1540, 1548, 1588, 1617, 1764, 1806, 1892, 1935, 1980, 1985, 2107, 2156, 2205, 2310, 2365, 2382, 2580, 2695, 2709, 2772, 2779, 2838, 2940, 3010, 3234, 3311, 3465, 3573, 3612, 3870, 3970, 4214, 4257, 4367, 4410, 4515, 4620, 4730, 4764, 4851, 5390, 5418, 5558, 5676, 5955, 6020, 6321, 6468, 6622, 6930, 7095, 7146, 7740, 7940, 8085, 8337, 8428, 8514, 8734, 8820, 9030, 9460, 9702, 9933, 10535, 10780, 10836, 11116, 11910, 12642, 13101, 13244, 13545, 13860, 13895, 14190, 14292, 16170, 16555, 16674, 17028, 17071, 17468, 17865, 18060, 18963, 19404, 19453, 19866, 21070, 21285, 21835, 23177, 23820, 24255, 25011, 25284, 26202, 27090, 27790, 28380, 29799, 30569, 31605, 32340, 33110, 33348, 34142, 35730, 37926, 38906, 39303, 39732, 41685, 42140, 42570, 43670, 46354, 48510, 49665, 50022, 51213, 52404, 54180, 55580, 58359, 59598, 61138, 63210, 65505, 66220, 68284, 69531, 71460, 75852, 77812, 78606, 83370, 85140, 85355, 87340, 91707, 92708, 94815, 97020, 97265, 99330, 100044, 102426, 115885, 116718, 119196, 119497, 122276, 125055, 126420, 131010, 139062, 148995, 152845, 153639, 157212, 166740, 170710, 175077, 183414, 187781, 189630, 194530, 196515, 198660, 204852, 208593, 213983, 231770, 233436, 238994, 250110, 256065, 262020, 275121, 278124, 291795, 297990, 305690, 307278, 341420, 347655, 350154, 358491, 366828, 375562, 379260, 389060, 393030, 417186, 427966, 458535, 463540, 477988, 500220, 512130, 550242, 563343, 583590, 595980, 597485, 611380, 614556, 641949, 695310, 700308, 716982, 751124, 768195, 786060, 834372, 836479, 855932, 875385, 917070, 938905, 1024260, 1042965, 1069915, 1075473, 1100484, 1126686, 1167180, 1194970, 1283898, 1314467, 1375605, 1390620, 1433964, 1536390, 1672958, 1690029, 1750770, 1792455, 1834140, 1877810, 1925847, 2085930, 2139830, 2150946, 2253372, 2389940, 2509437, 2567796, 2628934, 2751210, 2816715, 3072780, 3209745, 3345916, 3380058, 3501540, 3584910, 3755620, 3851694, 3943401, 4171860, 4182395, 4279660, 4301892, 5018874, 5257868, 5377365, 5502420, 5633430, 6419490, 6572335, 6760116, 7169820, 7528311, 7703388, 7886802, 8364790, 8450145, 9201269, 9629235, 10037748, 10754730, 11266860, 11830203, 12547185, 12838980, 13144670, 15056622, 15773604, 16729580, 16900290, 18402538, 19258470, 19717005, 21509460, 23660406, 25094370, 26289340, 27603807, 30113244, 33800580, 36805076, 37641555, 38516940, 39434010, 46006345, 47320812, 50188740, 55207614, 59151015, 75283110, 78868020, 82811421, 92012690, 110415228, 118302030, 138019035, 150566220, 165622842, 184025380, 236604060, 276038070, 331245684, 414057105, 552076140, 828114210, 1656228420]

約数ペア:

[(1, 1656228420), (2, 828114210), (3, 552076140), (4, 414057105), (5, 331245684), (6, 276038070), (7, 236604060), (9, 184025380), (10, 165622842), (11, 150566220), (12, 138019035), (14, 118302030), (15, 110415228), (18, 92012690), (20, 82811421), (21, 78868020), (22, 75283110), (28, 59151015), (30, 55207614), (33, 50188740), (35, 47320812), (36, 46006345), (42, 39434010), (43, 38516940), (44, 37641555), (45, 36805076), (49, 33800580), (55, 30113244), (60, 27603807), (63, 26289340), (66, 25094370), (70, 23660406), (77, 21509460), (84, 19717005), (86, 19258470), (90, 18402538), (98, 16900290), (99, 16729580), (105, 15773604), (110, 15056622), (126, 13144670), (129, 12838980), (132, 12547185), (140, 11830203), (147, 11266860), (154, 10754730), (165, 10037748), (172, 9629235), (180, 9201269), (196, 8450145), (198, 8364790), (210, 7886802), (215, 7703388), (220, 7528311), (231, 7169820), (245, 6760116), (252, 6572335), (258, 6419490), (294, 5633430), (301, 5502420), (308, 5377365), (315, 5257868), (330, 5018874), (385, 4301892), (387, 4279660), (396, 4182395), (397, 4171860), (420, 3943401), (430, 3851694), (441, 3755620), (462, 3584910), (473, 3501540), (490, 3380058), (495, 3345916), (516, 3209745), (539, 3072780), (588, 2816715), (602, 2751210), (630, 2628934), (645, 2567796), (660, 2509437), (693, 2389940), (735, 2253372), (770, 2150946), (774, 2139830), (794, 2085930), (860, 1925847), (882, 1877810), (903, 1834140), (924, 1792455), (946, 1750770), (980, 1690029), (990, 1672958), (1078, 1536390), (1155, 1433964), (1191, 1390620), (1204, 1375605), (1260, 1314467), (1290, 1283898), (1386, 1194970), (1419, 1167180), (1470, 1126686), (1505, 1100484), (1540, 1075473), (1548, 1069915), (1588, 1042965), (1617, 1024260), (1764, 938905), (1806, 917070), (1892, 875385), (1935, 855932), (1980, 836479), (1985, 834372), (2107, 786060), (2156, 768195), (2205, 751124), (2310, 716982), (2365, 700308), (2382, 695310), (2580, 641949), (2695, 614556), (2709, 611380), (2772, 597485), (2779, 595980), (2838, 583590), (2940, 563343), (3010, 550242), (3234, 512130), (3311, 500220), (3465, 477988), (3573, 463540), (3612, 458535), (3870, 427966), (3970, 417186), (4214, 393030), (4257, 389060), (4367, 379260), (4410, 375562), (4515, 366828), (4620, 358491), (4730, 350154), (4764, 347655), (4851, 341420), (5390, 307278), (5418, 305690), (5558, 297990), (5676, 291795), (5955, 278124), (6020, 275121), (6321, 262020), (6468, 256065), (6622, 250110), (6930, 238994), (7095, 233436), (7146, 231770), (7740, 213983), (7940, 208593), (8085, 204852), (8337, 198660), (8428, 196515), (8514, 194530), (8734, 189630), (8820, 187781), (9030, 183414), (9460, 175077), (9702, 170710), (9933, 166740), (10535, 157212), (10780, 153639), (10836, 152845), (11116, 148995), (11910, 139062), (12642, 131010), (13101, 126420), (13244, 125055), (13545, 122276), (13860, 119497), (13895, 119196), (14190, 116718), (14292, 115885), (16170, 102426), (16555, 100044), (16674, 99330), (17028, 97265), (17071, 97020), (17468, 94815), (17865, 92708), (18060, 91707), (18963, 87340), (19404, 85355), (19453, 85140), (19866, 83370), (21070, 78606), (21285, 77812), (21835, 75852), (23177, 71460), (23820, 69531), (24255, 68284), (25011, 66220), (25284, 65505), (26202, 63210), (27090, 61138), (27790, 59598), (28380, 58359), (29799, 55580), (30569, 54180), (31605, 52404), (32340, 51213), (33110, 50022), (33348, 49665), (34142, 48510), (35730, 46354), (37926, 43670), (38906, 42570), (39303, 42140), (39732, 41685)]