18743280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2693}}^1$

素因数の和:2738

約数の個数: 80

約数和(自身を含む): 60130080

約数和(自身を除く): 41386800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 2693, 3480, 5386, 6960, 8079, 10772, 13465, 16158, 21544, 26930, 32316, 40395, 43088, 53860, 64632, 78097, 80790, 107720, 129264, 156194, 161580, 215440, 234291, 312388, 323160, 390485, 468582, 624776, 646320, 780970, 937164, 1171455, 1249552, 1561940, 1874328, 2342910, 3123880, 3748656, 4685820, 6247760, 9371640, 18743280]

約数ペア:

[(1, 18743280), (2, 9371640), (3, 6247760), (4, 4685820), (5, 3748656), (6, 3123880), (8, 2342910), (10, 1874328), (12, 1561940), (15, 1249552), (16, 1171455), (20, 937164), (24, 780970), (29, 646320), (30, 624776), (40, 468582), (48, 390485), (58, 323160), (60, 312388), (80, 234291), (87, 215440), (116, 161580), (120, 156194), (145, 129264), (174, 107720), (232, 80790), (240, 78097), (290, 64632), (348, 53860), (435, 43088), (464, 40395), (580, 32316), (696, 26930), (870, 21544), (1160, 16158), (1392, 13465), (1740, 10772), (2320, 8079), (2693, 6960), (3480, 5386)]