78135960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{557}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 269982720

約数和(自身を除く): 191846760

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, 167, 168, 210, 280, 334, 420, 501, 557, 668, 835, 840, 1002, 1114, 1169, 1336, 1670, 1671, 2004, 2228, 2338, 2505, 2785, 3340, 3342, 3507, 3899, 4008, 4456, 4676, 5010, 5570, 5845, 6680, 6684, 7014, 7798, 8355, 9352, 10020, 11140, 11690, 11697, 13368, 14028, 15596, 16710, 17535, 19495, 20040, 22280, 23380, 23394, 28056, 31192, 33420, 35070, 38990, 46760, 46788, 58485, 66840, 70140, 77980, 93019, 93576, 116970, 140280, 155960, 186038, 233940, 279057, 372076, 465095, 467880, 558114, 651133, 744152, 930190, 1116228, 1302266, 1395285, 1860380, 1953399, 2232456, 2604532, 2790570, 3255665, 3720760, 3906798, 5209064, 5581140, 6511330, 7813596, 9766995, 11162280, 13022660, 15627192, 19533990, 26045320, 39067980, 78135960]

約数ペア:

[(1, 78135960), (2, 39067980), (3, 26045320), (4, 19533990), (5, 15627192), (6, 13022660), (7, 11162280), (8, 9766995), (10, 7813596), (12, 6511330), (14, 5581140), (15, 5209064), (20, 3906798), (21, 3720760), (24, 3255665), (28, 2790570), (30, 2604532), (35, 2232456), (40, 1953399), (42, 1860380), (56, 1395285), (60, 1302266), (70, 1116228), (84, 930190), (105, 744152), (120, 651133), (140, 558114), (167, 467880), (168, 465095), (210, 372076), (280, 279057), (334, 233940), (420, 186038), (501, 155960), (557, 140280), (668, 116970), (835, 93576), (840, 93019), (1002, 77980), (1114, 70140), (1169, 66840), (1336, 58485), (1670, 46788), (1671, 46760), (2004, 38990), (2228, 35070), (2338, 33420), (2505, 31192), (2785, 28056), (3340, 23394), (3342, 23380), (3507, 22280), (3899, 20040), (4008, 19495), (4456, 17535), (4676, 16710), (5010, 15596), (5570, 14028), (5845, 13368), (6680, 11697), (6684, 11690), (7014, 11140), (7798, 10020), (8355, 9352)]