31433220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:155

約数の個数: 288

約数和(自身を含む): 124750080

約数和(自身を除く): 93316860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 101, 105, 114, 117, 126, 130, 133, 140, 156, 171, 180, 182, 190, 195, 202, 210, 228, 234, 247, 252, 260, 266, 273, 285, 303, 315, 342, 364, 380, 390, 399, 404, 420, 455, 468, 494, 505, 532, 546, 570, 585, 606, 630, 665, 684, 707, 741, 780, 798, 819, 855, 909, 910, 988, 1010, 1092, 1140, 1170, 1197, 1212, 1235, 1260, 1313, 1330, 1365, 1414, 1482, 1515, 1596, 1638, 1710, 1729, 1818, 1820, 1919, 1995, 2020, 2121, 2223, 2340, 2394, 2470, 2626, 2660, 2730, 2828, 2964, 3030, 3276, 3420, 3458, 3535, 3636, 3705, 3838, 3939, 3990, 4095, 4242, 4446, 4545, 4788, 4940, 5187, 5252, 5460, 5757, 5985, 6060, 6363, 6565, 6916, 7070, 7410, 7676, 7878, 7980, 8190, 8484, 8645, 8892, 9090, 9191, 9595, 10374, 10605, 11115, 11514, 11817, 11970, 12726, 13130, 13433, 14140, 14820, 15561, 15756, 16380, 17271, 17290, 18180, 18382, 19190, 19695, 20748, 21210, 22230, 23028, 23634, 23940, 24947, 25452, 25935, 26260, 26866, 27573, 28785, 31122, 31815, 34542, 34580, 36764, 38380, 39390, 40299, 42420, 44460, 45955, 47268, 49894, 51870, 53732, 55146, 57570, 59085, 62244, 63630, 67165, 69084, 74841, 77805, 78780, 80598, 82719, 86355, 91910, 99788, 103740, 110292, 115140, 118170, 120897, 124735, 127260, 134330, 137865, 149682, 155610, 161196, 165438, 172710, 174629, 183820, 201495, 224523, 236340, 241794, 249470, 268660, 275730, 299364, 311220, 330876, 345420, 349258, 374205, 402990, 413595, 449046, 483588, 498940, 523887, 551460, 604485, 698516, 748410, 805980, 827190, 873145, 898092, 1047774, 1122615, 1208970, 1496820, 1571661, 1654380, 1746290, 2095548, 2245230, 2417940, 2619435, 3143322, 3492580, 4490460, 5238870, 6286644, 7858305, 10477740, 15716610, 31433220]

約数ペア:

[(1, 31433220), (2, 15716610), (3, 10477740), (4, 7858305), (5, 6286644), (6, 5238870), (7, 4490460), (9, 3492580), (10, 3143322), (12, 2619435), (13, 2417940), (14, 2245230), (15, 2095548), (18, 1746290), (19, 1654380), (20, 1571661), (21, 1496820), (26, 1208970), (28, 1122615), (30, 1047774), (35, 898092), (36, 873145), (38, 827190), (39, 805980), (42, 748410), (45, 698516), (52, 604485), (57, 551460), (60, 523887), (63, 498940), (65, 483588), (70, 449046), (76, 413595), (78, 402990), (84, 374205), (90, 349258), (91, 345420), (95, 330876), (101, 311220), (105, 299364), (114, 275730), (117, 268660), (126, 249470), (130, 241794), (133, 236340), (140, 224523), (156, 201495), (171, 183820), (180, 174629), (182, 172710), (190, 165438), (195, 161196), (202, 155610), (210, 149682), (228, 137865), (234, 134330), (247, 127260), (252, 124735), (260, 120897), (266, 118170), (273, 115140), (285, 110292), (303, 103740), (315, 99788), (342, 91910), (364, 86355), (380, 82719), (390, 80598), (399, 78780), (404, 77805), (420, 74841), (455, 69084), (468, 67165), (494, 63630), (505, 62244), (532, 59085), (546, 57570), (570, 55146), (585, 53732), (606, 51870), (630, 49894), (665, 47268), (684, 45955), (707, 44460), (741, 42420), (780, 40299), (798, 39390), (819, 38380), (855, 36764), (909, 34580), (910, 34542), (988, 31815), (1010, 31122), (1092, 28785), (1140, 27573), (1170, 26866), (1197, 26260), (1212, 25935), (1235, 25452), (1260, 24947), (1313, 23940), (1330, 23634), (1365, 23028), (1414, 22230), (1482, 21210), (1515, 20748), (1596, 19695), (1638, 19190), (1710, 18382), (1729, 18180), (1818, 17290), (1820, 17271), (1919, 16380), (1995, 15756), (2020, 15561), (2121, 14820), (2223, 14140), (2340, 13433), (2394, 13130), (2470, 12726), (2626, 11970), (2660, 11817), (2730, 11514), (2828, 11115), (2964, 10605), (3030, 10374), (3276, 9595), (3420, 9191), (3458, 9090), (3535, 8892), (3636, 8645), (3705, 8484), (3838, 8190), (3939, 7980), (3990, 7878), (4095, 7676), (4242, 7410), (4446, 7070), (4545, 6916), (4788, 6565), (4940, 6363), (5187, 6060), (5252, 5985), (5460, 5757)]