28122837960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{221719}}^1$

素因数の和:221891

約数の個数: 128

約数和(自身を含む): 97060147200

約数和(自身を除く): 68937309240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 151, 168, 210, 280, 302, 420, 453, 604, 755, 840, 906, 1057, 1208, 1510, 1812, 2114, 2265, 3020, 3171, 3624, 4228, 4530, 5285, 6040, 6342, 8456, 9060, 10570, 12684, 15855, 18120, 21140, 25368, 31710, 42280, 63420, 126840, 221719, 443438, 665157, 886876, 1108595, 1330314, 1552033, 1773752, 2217190, 2660628, 3104066, 3325785, 4434380, 4656099, 5321256, 6208132, 6651570, 7760165, 8868760, 9312198, 12416264, 13303140, 15520330, 18624396, 23280495, 26606280, 31040660, 33479569, 37248792, 46560990, 62081320, 66959138, 93121980, 100438707, 133918276, 167397845, 186243960, 200877414, 234356983, 267836552, 334795690, 401754828, 468713966, 502193535, 669591380, 703070949, 803509656, 937427932, 1004387070, 1171784915, 1339182760, 1406141898, 1874855864, 2008774140, 2343569830, 2812283796, 3515354745, 4017548280, 4687139660, 5624567592, 7030709490, 9374279320, 14061418980, 28122837960]

約数ペア:

[(1, 28122837960), (2, 14061418980), (3, 9374279320), (4, 7030709490), (5, 5624567592), (6, 4687139660), (7, 4017548280), (8, 3515354745), (10, 2812283796), (12, 2343569830), (14, 2008774140), (15, 1874855864), (20, 1406141898), (21, 1339182760), (24, 1171784915), (28, 1004387070), (30, 937427932), (35, 803509656), (40, 703070949), (42, 669591380), (56, 502193535), (60, 468713966), (70, 401754828), (84, 334795690), (105, 267836552), (120, 234356983), (140, 200877414), (151, 186243960), (168, 167397845), (210, 133918276), (280, 100438707), (302, 93121980), (420, 66959138), (453, 62081320), (604, 46560990), (755, 37248792), (840, 33479569), (906, 31040660), (1057, 26606280), (1208, 23280495), (1510, 18624396), (1812, 15520330), (2114, 13303140), (2265, 12416264), (3020, 9312198), (3171, 8868760), (3624, 7760165), (4228, 6651570), (4530, 6208132), (5285, 5321256), (6040, 4656099), (6342, 4434380), (8456, 3325785), (9060, 3104066), (10570, 2660628), (12684, 2217190), (15855, 1773752), (18120, 1552033), (21140, 1330314), (25368, 1108595), (31710, 886876), (42280, 665157), (63420, 443438), (126840, 221719)]