2177447880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{13451}}^1$

素因数の和:13555

約数の個数: 128

約数和(自身を含む): 6973516800

約数和(自身を除く): 4796068920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 710, 760, 852, 1065, 1140, 1349, 1420, 1704, 2130, 2280, 2698, 2840, 4047, 4260, 5396, 6745, 8094, 8520, 10792, 13451, 13490, 16188, 20235, 26902, 26980, 32376, 40353, 40470, 53804, 53960, 67255, 80706, 80940, 107608, 134510, 161412, 161880, 201765, 255569, 269020, 322824, 403530, 511138, 538040, 766707, 807060, 955021, 1022276, 1277845, 1533414, 1614120, 1910042, 2044552, 2555690, 2865063, 3066828, 3820084, 3833535, 4775105, 5111380, 5730126, 6133656, 7640168, 7667070, 9550210, 10222760, 11460252, 14325315, 15334140, 18145399, 19100420, 22920504, 28650630, 30668280, 36290798, 38200840, 54436197, 57301260, 72581596, 90726995, 108872394, 114602520, 145163192, 181453990, 217744788, 272180985, 362907980, 435489576, 544361970, 725815960, 1088723940, 2177447880]

約数ペア:

[(1, 2177447880), (2, 1088723940), (3, 725815960), (4, 544361970), (5, 435489576), (6, 362907980), (8, 272180985), (10, 217744788), (12, 181453990), (15, 145163192), (19, 114602520), (20, 108872394), (24, 90726995), (30, 72581596), (38, 57301260), (40, 54436197), (57, 38200840), (60, 36290798), (71, 30668280), (76, 28650630), (95, 22920504), (114, 19100420), (120, 18145399), (142, 15334140), (152, 14325315), (190, 11460252), (213, 10222760), (228, 9550210), (284, 7667070), (285, 7640168), (355, 6133656), (380, 5730126), (426, 5111380), (456, 4775105), (568, 3833535), (570, 3820084), (710, 3066828), (760, 2865063), (852, 2555690), (1065, 2044552), (1140, 1910042), (1349, 1614120), (1420, 1533414), (1704, 1277845), (2130, 1022276), (2280, 955021), (2698, 807060), (2840, 766707), (4047, 538040), (4260, 511138), (5396, 403530), (6745, 322824), (8094, 269020), (8520, 255569), (10792, 201765), (13451, 161880), (13490, 161412), (16188, 134510), (20235, 107608), (26902, 80940), (26980, 80706), (32376, 67255), (40353, 53960), (40470, 53804)]