78901560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1699}}^1$

素因数の和:1762

約数の個数: 128

約数和(自身を含む): 269280000

約数和(自身を除く): 190378440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 215, 216, 258, 270, 344, 360, 387, 430, 516, 540, 645, 774, 860, 1032, 1080, 1161, 1290, 1548, 1699, 1720, 1935, 2322, 2580, 3096, 3398, 3870, 4644, 5097, 5160, 5805, 6796, 7740, 8495, 9288, 10194, 11610, 13592, 15291, 15480, 16990, 20388, 23220, 25485, 30582, 33980, 40776, 45873, 46440, 50970, 61164, 67960, 73057, 76455, 91746, 101940, 122328, 146114, 152910, 183492, 203880, 219171, 229365, 292228, 305820, 365285, 366984, 438342, 458730, 584456, 611640, 657513, 730570, 876684, 917460, 1095855, 1315026, 1461140, 1753368, 1834920, 1972539, 2191710, 2630052, 2922280, 3287565, 3945078, 4383420, 5260104, 6575130, 7890156, 8766840, 9862695, 13150260, 15780312, 19725390, 26300520, 39450780, 78901560]

約数ペア:

[(1, 78901560), (2, 39450780), (3, 26300520), (4, 19725390), (5, 15780312), (6, 13150260), (8, 9862695), (9, 8766840), (10, 7890156), (12, 6575130), (15, 5260104), (18, 4383420), (20, 3945078), (24, 3287565), (27, 2922280), (30, 2630052), (36, 2191710), (40, 1972539), (43, 1834920), (45, 1753368), (54, 1461140), (60, 1315026), (72, 1095855), (86, 917460), (90, 876684), (108, 730570), (120, 657513), (129, 611640), (135, 584456), (172, 458730), (180, 438342), (215, 366984), (216, 365285), (258, 305820), (270, 292228), (344, 229365), (360, 219171), (387, 203880), (430, 183492), (516, 152910), (540, 146114), (645, 122328), (774, 101940), (860, 91746), (1032, 76455), (1080, 73057), (1161, 67960), (1290, 61164), (1548, 50970), (1699, 46440), (1720, 45873), (1935, 40776), (2322, 33980), (2580, 30582), (3096, 25485), (3398, 23220), (3870, 20388), (4644, 16990), (5097, 15480), (5160, 15291), (5805, 13592), (6796, 11610), (7740, 10194), (8495, 9288)]