438990840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{863}}^1$

素因数の和:1043

約数の個数: 160

約数和(自身を含む): 1486615680

約数和(自身を除く): 1047624840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 157, 162, 180, 216, 270, 314, 324, 360, 405, 471, 540, 628, 648, 785, 810, 863, 942, 1080, 1256, 1413, 1570, 1620, 1726, 1884, 2355, 2589, 2826, 3140, 3240, 3452, 3768, 4239, 4315, 4710, 5178, 5652, 6280, 6904, 7065, 7767, 8478, 8630, 9420, 10356, 11304, 12717, 12945, 14130, 15534, 16956, 17260, 18840, 20712, 21195, 23301, 25434, 25890, 28260, 31068, 33912, 34520, 38835, 42390, 46602, 50868, 51780, 56520, 62136, 63585, 69903, 77670, 84780, 93204, 101736, 103560, 116505, 127170, 135491, 139806, 155340, 169560, 186408, 233010, 254340, 270982, 279612, 310680, 349515, 406473, 466020, 508680, 541964, 559224, 677455, 699030, 812946, 932040, 1083928, 1219419, 1354910, 1398060, 1625892, 2032365, 2438838, 2709820, 2796120, 3251784, 3658257, 4064730, 4877676, 5419640, 6097095, 7316514, 8129460, 9755352, 10974771, 12194190, 14633028, 16258920, 18291285, 21949542, 24388380, 29266056, 36582570, 43899084, 48776760, 54873855, 73165140, 87798168, 109747710, 146330280, 219495420, 438990840]

約数ペア:

[(1, 438990840), (2, 219495420), (3, 146330280), (4, 109747710), (5, 87798168), (6, 73165140), (8, 54873855), (9, 48776760), (10, 43899084), (12, 36582570), (15, 29266056), (18, 24388380), (20, 21949542), (24, 18291285), (27, 16258920), (30, 14633028), (36, 12194190), (40, 10974771), (45, 9755352), (54, 8129460), (60, 7316514), (72, 6097095), (81, 5419640), (90, 4877676), (108, 4064730), (120, 3658257), (135, 3251784), (157, 2796120), (162, 2709820), (180, 2438838), (216, 2032365), (270, 1625892), (314, 1398060), (324, 1354910), (360, 1219419), (405, 1083928), (471, 932040), (540, 812946), (628, 699030), (648, 677455), (785, 559224), (810, 541964), (863, 508680), (942, 466020), (1080, 406473), (1256, 349515), (1413, 310680), (1570, 279612), (1620, 270982), (1726, 254340), (1884, 233010), (2355, 186408), (2589, 169560), (2826, 155340), (3140, 139806), (3240, 135491), (3452, 127170), (3768, 116505), (4239, 103560), (4315, 101736), (4710, 93204), (5178, 84780), (5652, 77670), (6280, 69903), (6904, 63585), (7065, 62136), (7767, 56520), (8478, 51780), (8630, 50868), (9420, 46602), (10356, 42390), (11304, 38835), (12717, 34520), (12945, 33912), (14130, 31068), (15534, 28260), (16956, 25890), (17260, 25434), (18840, 23301), (20712, 21195)]