1915987920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:754

約数の個数: 320

約数和(自身を含む): 7456665600

約数和(自身を除く): 5540677680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 199, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 398, 420, 440, 462, 521, 528, 560, 597, 616, 660, 770, 796, 840, 880, 924, 995, 1042, 1155, 1194, 1232, 1320, 1393, 1540, 1563, 1592, 1680, 1848, 1990, 2084, 2189, 2310, 2388, 2605, 2640, 2786, 2985, 3080, 3126, 3184, 3647, 3696, 3980, 4168, 4179, 4378, 4620, 4776, 5210, 5572, 5731, 5970, 6160, 6252, 6567, 6965, 7294, 7815, 7960, 8336, 8358, 8756, 9240, 9552, 10420, 10941, 10945, 11144, 11462, 11940, 12504, 13134, 13930, 14588, 15323, 15630, 15920, 16716, 17193, 17512, 18235, 18480, 20840, 20895, 21882, 21890, 22288, 22924, 23880, 25008, 26268, 27860, 28655, 29176, 30646, 31260, 32835, 33432, 34386, 35024, 36470, 40117, 41680, 41790, 43764, 43780, 45848, 45969, 47760, 52536, 54705, 55720, 57310, 58352, 61292, 62520, 65670, 66864, 68772, 72940, 76615, 80234, 83580, 85965, 87528, 87560, 91696, 91938, 103679, 105072, 109410, 111440, 114620, 120351, 122584, 125040, 131340, 137544, 145880, 153230, 160468, 167160, 171930, 175056, 175120, 183876, 200585, 207358, 218820, 229240, 229845, 240702, 245168, 262680, 275088, 291760, 306460, 311037, 320936, 334320, 343860, 367752, 401170, 414716, 437640, 458480, 459690, 481404, 518395, 525360, 601755, 612920, 622074, 641872, 687720, 725753, 735504, 802340, 829432, 875280, 919380, 962808, 1036790, 1140469, 1203510, 1225840, 1244148, 1375440, 1451506, 1555185, 1604680, 1658864, 1838760, 1925616, 2073580, 2177259, 2280938, 2407020, 2488296, 2903012, 3110370, 3209360, 3421407, 3628765, 3677520, 4147160, 4354518, 4561876, 4814040, 4976592, 5702345, 5806024, 6220740, 6842814, 7257530, 7983283, 8294320, 8709036, 9123752, 9628080, 10886295, 11404690, 11612048, 12441480, 13685628, 14515060, 15966566, 17107035, 17418072, 18247504, 21772590, 22809380, 23949849, 24882960, 27371256, 29030120, 31933132, 34214070, 34836144, 39916415, 43545180, 45618760, 47899698, 54742512, 58060240, 63866264, 68428140, 79832830, 87090360, 91237520, 95799396, 119749245, 127732528, 136856280, 159665660, 174180720, 191598792, 239498490, 273712560, 319331320, 383197584, 478996980, 638662640, 957993960, 1915987920]

約数ペア:

[(1, 1915987920), (2, 957993960), (3, 638662640), (4, 478996980), (5, 383197584), (6, 319331320), (7, 273712560), (8, 239498490), (10, 191598792), (11, 174180720), (12, 159665660), (14, 136856280), (15, 127732528), (16, 119749245), (20, 95799396), (21, 91237520), (22, 87090360), (24, 79832830), (28, 68428140), (30, 63866264), (33, 58060240), (35, 54742512), (40, 47899698), (42, 45618760), (44, 43545180), (48, 39916415), (55, 34836144), (56, 34214070), (60, 31933132), (66, 29030120), (70, 27371256), (77, 24882960), (80, 23949849), (84, 22809380), (88, 21772590), (105, 18247504), (110, 17418072), (112, 17107035), (120, 15966566), (132, 14515060), (140, 13685628), (154, 12441480), (165, 11612048), (168, 11404690), (176, 10886295), (199, 9628080), (210, 9123752), (220, 8709036), (231, 8294320), (240, 7983283), (264, 7257530), (280, 6842814), (308, 6220740), (330, 5806024), (336, 5702345), (385, 4976592), (398, 4814040), (420, 4561876), (440, 4354518), (462, 4147160), (521, 3677520), (528, 3628765), (560, 3421407), (597, 3209360), (616, 3110370), (660, 2903012), (770, 2488296), (796, 2407020), (840, 2280938), (880, 2177259), (924, 2073580), (995, 1925616), (1042, 1838760), (1155, 1658864), (1194, 1604680), (1232, 1555185), (1320, 1451506), (1393, 1375440), (1540, 1244148), (1563, 1225840), (1592, 1203510), (1680, 1140469), (1848, 1036790), (1990, 962808), (2084, 919380), (2189, 875280), (2310, 829432), (2388, 802340), (2605, 735504), (2640, 725753), (2786, 687720), (2985, 641872), (3080, 622074), (3126, 612920), (3184, 601755), (3647, 525360), (3696, 518395), (3980, 481404), (4168, 459690), (4179, 458480), (4378, 437640), (4620, 414716), (4776, 401170), (5210, 367752), (5572, 343860), (5731, 334320), (5970, 320936), (6160, 311037), (6252, 306460), (6567, 291760), (6965, 275088), (7294, 262680), (7815, 245168), (7960, 240702), (8336, 229845), (8358, 229240), (8756, 218820), (9240, 207358), (9552, 200585), (10420, 183876), (10941, 175120), (10945, 175056), (11144, 171930), (11462, 167160), (11940, 160468), (12504, 153230), (13134, 145880), (13930, 137544), (14588, 131340), (15323, 125040), (15630, 122584), (15920, 120351), (16716, 114620), (17193, 111440), (17512, 109410), (18235, 105072), (18480, 103679), (20840, 91938), (20895, 91696), (21882, 87560), (21890, 87528), (22288, 85965), (22924, 83580), (23880, 80234), (25008, 76615), (26268, 72940), (27860, 68772), (28655, 66864), (29176, 65670), (30646, 62520), (31260, 61292), (32835, 58352), (33432, 57310), (34386, 55720), (35024, 54705), (36470, 52536), (40117, 47760), (41680, 45969), (41790, 45848), (43764, 43780)]