55140750

素因数分解:

$2^1\times 3^4\times 5^3\times 7^1\times {\mathrm{389}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 176679360

約数和(自身を除く): 121538610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 81, 90, 105, 125, 126, 135, 150, 162, 175, 189, 210, 225, 250, 270, 315, 350, 375, 378, 389, 405, 450, 525, 567, 630, 675, 750, 778, 810, 875, 945, 1050, 1125, 1134, 1167, 1350, 1575, 1750, 1890, 1945, 2025, 2250, 2334, 2625, 2723, 2835, 3150, 3375, 3501, 3890, 4050, 4725, 5250, 5446, 5670, 5835, 6750, 7002, 7875, 8169, 9450, 9725, 10125, 10503, 11670, 13615, 14175, 15750, 16338, 17505, 19450, 20250, 21006, 23625, 24507, 27230, 28350, 29175, 31509, 35010, 40845, 47250, 48625, 49014, 52515, 58350, 63018, 68075, 70875, 73521, 81690, 87525, 97250, 105030, 122535, 136150, 141750, 145875, 147042, 157545, 175050, 204225, 220563, 245070, 262575, 291750, 315090, 340375, 367605, 408450, 437625, 441126, 525150, 612675, 680750, 735210, 787725, 875250, 1021125, 1102815, 1225350, 1312875, 1575450, 1838025, 2042250, 2205630, 2625750, 3063375, 3676050, 3938625, 5514075, 6126750, 7877250, 9190125, 11028150, 18380250, 27570375, 55140750]

約数ペア:

[(1, 55140750), (2, 27570375), (3, 18380250), (5, 11028150), (6, 9190125), (7, 7877250), (9, 6126750), (10, 5514075), (14, 3938625), (15, 3676050), (18, 3063375), (21, 2625750), (25, 2205630), (27, 2042250), (30, 1838025), (35, 1575450), (42, 1312875), (45, 1225350), (50, 1102815), (54, 1021125), (63, 875250), (70, 787725), (75, 735210), (81, 680750), (90, 612675), (105, 525150), (125, 441126), (126, 437625), (135, 408450), (150, 367605), (162, 340375), (175, 315090), (189, 291750), (210, 262575), (225, 245070), (250, 220563), (270, 204225), (315, 175050), (350, 157545), (375, 147042), (378, 145875), (389, 141750), (405, 136150), (450, 122535), (525, 105030), (567, 97250), (630, 87525), (675, 81690), (750, 73521), (778, 70875), (810, 68075), (875, 63018), (945, 58350), (1050, 52515), (1125, 49014), (1134, 48625), (1167, 47250), (1350, 40845), (1575, 35010), (1750, 31509), (1890, 29175), (1945, 28350), (2025, 27230), (2250, 24507), (2334, 23625), (2625, 21006), (2723, 20250), (2835, 19450), (3150, 17505), (3375, 16338), (3501, 15750), (3890, 14175), (4050, 13615), (4725, 11670), (5250, 10503), (5446, 10125), (5670, 9725), (5835, 9450), (6750, 8169), (7002, 7875)]