381640560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{227167}}^1$

素因数の和:227190

約数の個数: 80

約数和(自身を含む): 1352103936

約数和(自身を除く): 970463376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 227167, 454334, 681501, 908668, 1135835, 1363002, 1590169, 1817336, 2271670, 2726004, 3180338, 3407505, 3634672, 4543340, 4770507, 5452008, 6360676, 6815010, 7950845, 9086680, 9541014, 10904016, 12721352, 13630020, 15901690, 18173360, 19082028, 23852535, 25442704, 27260040, 31803380, 38164056, 47705070, 54520080, 63606760, 76328112, 95410140, 127213520, 190820280, 381640560]

約数ペア:

[(1, 381640560), (2, 190820280), (3, 127213520), (4, 95410140), (5, 76328112), (6, 63606760), (7, 54520080), (8, 47705070), (10, 38164056), (12, 31803380), (14, 27260040), (15, 25442704), (16, 23852535), (20, 19082028), (21, 18173360), (24, 15901690), (28, 13630020), (30, 12721352), (35, 10904016), (40, 9541014), (42, 9086680), (48, 7950845), (56, 6815010), (60, 6360676), (70, 5452008), (80, 4770507), (84, 4543340), (105, 3634672), (112, 3407505), (120, 3180338), (140, 2726004), (168, 2271670), (210, 1817336), (240, 1590169), (280, 1363002), (336, 1135835), (420, 908668), (560, 681501), (840, 454334), (1680, 227167)]