200001480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{521}}^1$

素因数の和:999

約数の個数: 128

約数和(自身を含む): 688538880

約数和(自身を除く): 488537400

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, 168, 210, 280, 420, 457, 521, 840, 914, 1042, 1371, 1563, 1828, 2084, 2285, 2605, 2742, 3126, 3199, 3647, 3656, 4168, 4570, 5210, 5484, 6252, 6398, 6855, 7294, 7815, 9140, 9597, 10420, 10941, 10968, 12504, 12796, 13710, 14588, 15630, 15995, 18235, 18280, 19194, 20840, 21882, 25592, 27420, 29176, 31260, 31990, 36470, 38388, 43764, 47985, 54705, 54840, 62520, 63980, 72940, 76776, 87528, 95970, 109410, 127960, 145880, 191940, 218820, 238097, 383880, 437640, 476194, 714291, 952388, 1190485, 1428582, 1666679, 1904776, 2380970, 2857164, 3333358, 3571455, 4761940, 5000037, 5714328, 6666716, 7142910, 8333395, 9523880, 10000074, 13333432, 14285820, 16666790, 20000148, 25000185, 28571640, 33333580, 40000296, 50000370, 66667160, 100000740, 200001480]

約数ペア:

[(1, 200001480), (2, 100000740), (3, 66667160), (4, 50000370), (5, 40000296), (6, 33333580), (7, 28571640), (8, 25000185), (10, 20000148), (12, 16666790), (14, 14285820), (15, 13333432), (20, 10000074), (21, 9523880), (24, 8333395), (28, 7142910), (30, 6666716), (35, 5714328), (40, 5000037), (42, 4761940), (56, 3571455), (60, 3333358), (70, 2857164), (84, 2380970), (105, 1904776), (120, 1666679), (140, 1428582), (168, 1190485), (210, 952388), (280, 714291), (420, 476194), (457, 437640), (521, 383880), (840, 238097), (914, 218820), (1042, 191940), (1371, 145880), (1563, 127960), (1828, 109410), (2084, 95970), (2285, 87528), (2605, 76776), (2742, 72940), (3126, 63980), (3199, 62520), (3647, 54840), (3656, 54705), (4168, 47985), (4570, 43764), (5210, 38388), (5484, 36470), (6252, 31990), (6398, 31260), (6855, 29176), (7294, 27420), (7815, 25592), (9140, 21882), (9597, 20840), (10420, 19194), (10941, 18280), (10968, 18235), (12504, 15995), (12796, 15630), (13710, 14588)]