138575640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{829}}^1$

素因数の和:1049

約数の個数: 128

約数和(自身を含む): 478080000

約数和(自身を除く): 339504360

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, 199, 210, 280, 398, 420, 597, 796, 829, 840, 995, 1194, 1393, 1592, 1658, 1990, 2388, 2487, 2786, 2985, 3316, 3980, 4145, 4179, 4776, 4974, 5572, 5803, 5970, 6632, 6965, 7960, 8290, 8358, 9948, 11144, 11606, 11940, 12435, 13930, 16580, 16716, 17409, 19896, 20895, 23212, 23880, 24870, 27860, 29015, 33160, 33432, 34818, 41790, 46424, 49740, 55720, 58030, 69636, 83580, 87045, 99480, 116060, 139272, 164971, 167160, 174090, 232120, 329942, 348180, 494913, 659884, 696360, 824855, 989826, 1154797, 1319768, 1649710, 1979652, 2309594, 2474565, 3299420, 3464391, 3959304, 4619188, 4949130, 5773985, 6598840, 6928782, 9238376, 9898260, 11547970, 13857564, 17321955, 19796520, 23095940, 27715128, 34643910, 46191880, 69287820, 138575640]

約数ペア:

[(1, 138575640), (2, 69287820), (3, 46191880), (4, 34643910), (5, 27715128), (6, 23095940), (7, 19796520), (8, 17321955), (10, 13857564), (12, 11547970), (14, 9898260), (15, 9238376), (20, 6928782), (21, 6598840), (24, 5773985), (28, 4949130), (30, 4619188), (35, 3959304), (40, 3464391), (42, 3299420), (56, 2474565), (60, 2309594), (70, 1979652), (84, 1649710), (105, 1319768), (120, 1154797), (140, 989826), (168, 824855), (199, 696360), (210, 659884), (280, 494913), (398, 348180), (420, 329942), (597, 232120), (796, 174090), (829, 167160), (840, 164971), (995, 139272), (1194, 116060), (1393, 99480), (1592, 87045), (1658, 83580), (1990, 69636), (2388, 58030), (2487, 55720), (2786, 49740), (2985, 46424), (3316, 41790), (3980, 34818), (4145, 33432), (4179, 33160), (4776, 29015), (4974, 27860), (5572, 24870), (5803, 23880), (5970, 23212), (6632, 20895), (6965, 19896), (7960, 17409), (8290, 16716), (8358, 16580), (9948, 13930), (11144, 12435), (11606, 11940)]