79856920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:665

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 140774120

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, 572, 598, 607, 715, 920, 1012, 1144, 1196, 1214, 1265, 1430, 1495, 2024, 2392, 2428, 2530, 2860, 2990, 3035, 3289, 4856, 5060, 5720, 5980, 6070, 6578, 6677, 7891, 10120, 11960, 12140, 13156, 13354, 13961, 15782, 16445, 24280, 26312, 26708, 27922, 31564, 32890, 33385, 39455, 53416, 55844, 63128, 65780, 66770, 69805, 78910, 86801, 111688, 131560, 133540, 139610, 153571, 157820, 173602, 181493, 267080, 279220, 307142, 315640, 347204, 362986, 434005, 558440, 614284, 694408, 725972, 767855, 868010, 907465, 1228568, 1451944, 1535710, 1736020, 1814930, 1996423, 3071420, 3472040, 3629860, 3992846, 6142840, 7259720, 7985692, 9982115, 15971384, 19964230, 39928460, 79856920]

約数ペア:

[(1, 79856920), (2, 39928460), (4, 19964230), (5, 15971384), (8, 9982115), (10, 7985692), (11, 7259720), (13, 6142840), (20, 3992846), (22, 3629860), (23, 3472040), (26, 3071420), (40, 1996423), (44, 1814930), (46, 1736020), (52, 1535710), (55, 1451944), (65, 1228568), (88, 907465), (92, 868010), (104, 767855), (110, 725972), (115, 694408), (130, 614284), (143, 558440), (184, 434005), (220, 362986), (230, 347204), (253, 315640), (260, 307142), (286, 279220), (299, 267080), (440, 181493), (460, 173602), (506, 157820), (520, 153571), (572, 139610), (598, 133540), (607, 131560), (715, 111688), (920, 86801), (1012, 78910), (1144, 69805), (1196, 66770), (1214, 65780), (1265, 63128), (1430, 55844), (1495, 53416), (2024, 39455), (2392, 33385), (2428, 32890), (2530, 31564), (2860, 27922), (2990, 26708), (3035, 26312), (3289, 24280), (4856, 16445), (5060, 15782), (5720, 13961), (5980, 13354), (6070, 13156), (6578, 12140), (6677, 11960), (7891, 10120)]