40389960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1523}}^1$

素因数の和:1567

約数の個数: 128

約数和(自身を含む): 138257280

約数和(自身を除く): 97867320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1523, 1560, 1768, 2040, 2210, 2652, 3046, 3315, 4420, 4569, 5304, 6092, 6630, 7615, 8840, 9138, 12184, 13260, 15230, 18276, 19799, 22845, 25891, 26520, 30460, 36552, 39598, 45690, 51782, 59397, 60920, 77673, 79196, 91380, 98995, 103564, 118794, 129455, 155346, 158392, 182760, 197990, 207128, 237588, 258910, 296985, 310692, 336583, 388365, 395980, 475176, 517820, 593970, 621384, 673166, 776730, 791960, 1009749, 1035640, 1187940, 1346332, 1553460, 1682915, 2019498, 2375880, 2692664, 3106920, 3365830, 4038996, 5048745, 6731660, 8077992, 10097490, 13463320, 20194980, 40389960]

約数ペア:

[(1, 40389960), (2, 20194980), (3, 13463320), (4, 10097490), (5, 8077992), (6, 6731660), (8, 5048745), (10, 4038996), (12, 3365830), (13, 3106920), (15, 2692664), (17, 2375880), (20, 2019498), (24, 1682915), (26, 1553460), (30, 1346332), (34, 1187940), (39, 1035640), (40, 1009749), (51, 791960), (52, 776730), (60, 673166), (65, 621384), (68, 593970), (78, 517820), (85, 475176), (102, 395980), (104, 388365), (120, 336583), (130, 310692), (136, 296985), (156, 258910), (170, 237588), (195, 207128), (204, 197990), (221, 182760), (255, 158392), (260, 155346), (312, 129455), (340, 118794), (390, 103564), (408, 98995), (442, 91380), (510, 79196), (520, 77673), (663, 60920), (680, 59397), (780, 51782), (884, 45690), (1020, 39598), (1105, 36552), (1326, 30460), (1523, 26520), (1560, 25891), (1768, 22845), (2040, 19799), (2210, 18276), (2652, 15230), (3046, 13260), (3315, 12184), (4420, 9138), (4569, 8840), (5304, 7615), (6092, 6630)]