74857640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:627

約数の個数: 128

約数和(自身を含む): 206841600

約数和(自身を除く): 131983960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 88, 92, 104, 110, 115, 130, 143, 184, 220, 230, 253, 260, 286, 299, 440, 460, 506, 520, 569, 572, 598, 715, 920, 1012, 1138, 1144, 1196, 1265, 1430, 1495, 2024, 2276, 2392, 2530, 2845, 2860, 2990, 3289, 4552, 5060, 5690, 5720, 5980, 6259, 6578, 7397, 10120, 11380, 11960, 12518, 13087, 13156, 14794, 16445, 22760, 25036, 26174, 26312, 29588, 31295, 32890, 36985, 50072, 52348, 59176, 62590, 65435, 65780, 73970, 81367, 104696, 125180, 130870, 131560, 143957, 147940, 162734, 170131, 250360, 261740, 287914, 295880, 325468, 340262, 406835, 523480, 575828, 650936, 680524, 719785, 813670, 850655, 1151656, 1361048, 1439570, 1627340, 1701310, 1871441, 2879140, 3254680, 3402620, 3742882, 5758280, 6805240, 7485764, 9357205, 14971528, 18714410, 37428820, 74857640]

約数ペア:

[(1, 74857640), (2, 37428820), (4, 18714410), (5, 14971528), (8, 9357205), (10, 7485764), (11, 6805240), (13, 5758280), (20, 3742882), (22, 3402620), (23, 3254680), (26, 2879140), (40, 1871441), (44, 1701310), (46, 1627340), (52, 1439570), (55, 1361048), (65, 1151656), (88, 850655), (92, 813670), (104, 719785), (110, 680524), (115, 650936), (130, 575828), (143, 523480), (184, 406835), (220, 340262), (230, 325468), (253, 295880), (260, 287914), (286, 261740), (299, 250360), (440, 170131), (460, 162734), (506, 147940), (520, 143957), (569, 131560), (572, 130870), (598, 125180), (715, 104696), (920, 81367), (1012, 73970), (1138, 65780), (1144, 65435), (1196, 62590), (1265, 59176), (1430, 52348), (1495, 50072), (2024, 36985), (2276, 32890), (2392, 31295), (2530, 29588), (2845, 26312), (2860, 26174), (2990, 25036), (3289, 22760), (4552, 16445), (5060, 14794), (5690, 13156), (5720, 13087), (5980, 12518), (6259, 11960), (6578, 11380), (7397, 10120)]