123479640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1657}}^1$

素因数の和:1703

約数の個数: 160

約数和(自身を含む): 433334880

約数和(自身を除く): 309855240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 270, 276, 324, 345, 360, 405, 414, 460, 540, 552, 621, 648, 690, 810, 828, 920, 1035, 1080, 1242, 1380, 1620, 1656, 1657, 1863, 2070, 2484, 2760, 3105, 3240, 3314, 3726, 4140, 4968, 4971, 6210, 6628, 7452, 8280, 8285, 9315, 9942, 12420, 13256, 14904, 14913, 16570, 18630, 19884, 24840, 24855, 29826, 33140, 37260, 38111, 39768, 44739, 49710, 59652, 66280, 74520, 74565, 76222, 89478, 99420, 114333, 119304, 134217, 149130, 152444, 178956, 190555, 198840, 223695, 228666, 268434, 298260, 304888, 342999, 357912, 381110, 447390, 457332, 536868, 571665, 596520, 671085, 685998, 762220, 894780, 914664, 1028997, 1073736, 1143330, 1342170, 1371996, 1524440, 1714995, 1789560, 2057994, 2286660, 2684340, 2743992, 3086991, 3429990, 4115988, 4573320, 5144985, 5368680, 6173982, 6859980, 8231976, 10289970, 12347964, 13719960, 15434955, 20579940, 24695928, 30869910, 41159880, 61739820, 123479640]

約数ペア:

[(1, 123479640), (2, 61739820), (3, 41159880), (4, 30869910), (5, 24695928), (6, 20579940), (8, 15434955), (9, 13719960), (10, 12347964), (12, 10289970), (15, 8231976), (18, 6859980), (20, 6173982), (23, 5368680), (24, 5144985), (27, 4573320), (30, 4115988), (36, 3429990), (40, 3086991), (45, 2743992), (46, 2684340), (54, 2286660), (60, 2057994), (69, 1789560), (72, 1714995), (81, 1524440), (90, 1371996), (92, 1342170), (108, 1143330), (115, 1073736), (120, 1028997), (135, 914664), (138, 894780), (162, 762220), (180, 685998), (184, 671085), (207, 596520), (216, 571665), (230, 536868), (270, 457332), (276, 447390), (324, 381110), (345, 357912), (360, 342999), (405, 304888), (414, 298260), (460, 268434), (540, 228666), (552, 223695), (621, 198840), (648, 190555), (690, 178956), (810, 152444), (828, 149130), (920, 134217), (1035, 119304), (1080, 114333), (1242, 99420), (1380, 89478), (1620, 76222), (1656, 74565), (1657, 74520), (1863, 66280), (2070, 59652), (2484, 49710), (2760, 44739), (3105, 39768), (3240, 38111), (3314, 37260), (3726, 33140), (4140, 29826), (4968, 24855), (4971, 24840), (6210, 19884), (6628, 18630), (7452, 16570), (8280, 14913), (8285, 14904), (9315, 13256), (9942, 12420)]