74931240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1651

約数の個数: 128

約数和(自身を含む): 248520960

約数和(自身を除く): 173589720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 920, 1020, 1173, 1380, 1564, 1597, 1955, 2040, 2346, 2760, 3128, 3194, 3910, 4692, 4791, 5865, 6388, 7820, 7985, 9384, 9582, 11730, 12776, 15640, 15970, 19164, 23460, 23955, 27149, 31940, 36731, 38328, 46920, 47910, 54298, 63880, 73462, 81447, 95820, 108596, 110193, 135745, 146924, 162894, 183655, 191640, 217192, 220386, 271490, 293848, 325788, 367310, 407235, 440772, 542980, 550965, 624427, 651576, 734620, 814470, 881544, 1085960, 1101930, 1248854, 1469240, 1628940, 1873281, 2203860, 2497708, 3122135, 3257880, 3746562, 4407720, 4995416, 6244270, 7493124, 9366405, 12488540, 14986248, 18732810, 24977080, 37465620, 74931240]

約数ペア:

[(1, 74931240), (2, 37465620), (3, 24977080), (4, 18732810), (5, 14986248), (6, 12488540), (8, 9366405), (10, 7493124), (12, 6244270), (15, 4995416), (17, 4407720), (20, 3746562), (23, 3257880), (24, 3122135), (30, 2497708), (34, 2203860), (40, 1873281), (46, 1628940), (51, 1469240), (60, 1248854), (68, 1101930), (69, 1085960), (85, 881544), (92, 814470), (102, 734620), (115, 651576), (120, 624427), (136, 550965), (138, 542980), (170, 440772), (184, 407235), (204, 367310), (230, 325788), (255, 293848), (276, 271490), (340, 220386), (345, 217192), (391, 191640), (408, 183655), (460, 162894), (510, 146924), (552, 135745), (680, 110193), (690, 108596), (782, 95820), (920, 81447), (1020, 73462), (1173, 63880), (1380, 54298), (1564, 47910), (1597, 46920), (1955, 38328), (2040, 36731), (2346, 31940), (2760, 27149), (3128, 23955), (3194, 23460), (3910, 19164), (4692, 15970), (4791, 15640), (5865, 12776), (6388, 11730), (7820, 9582), (7985, 9384)]