19572840

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{863}}^1$

素因数の和:893

約数の個数: 160

約数和(自身を含む): 75271680

約数和(自身を除く): 55698840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 863, 945, 1080, 1134, 1260, 1512, 1620, 1726, 1890, 2268, 2520, 2589, 2835, 3240, 3452, 3780, 4315, 4536, 5178, 5670, 6041, 6904, 7560, 7767, 8630, 10356, 11340, 12082, 12945, 15534, 17260, 18123, 20712, 22680, 23301, 24164, 25890, 30205, 31068, 34520, 36246, 38835, 46602, 48328, 51780, 54369, 60410, 62136, 69903, 72492, 77670, 90615, 93204, 103560, 108738, 116505, 120820, 139806, 144984, 155340, 163107, 181230, 186408, 217476, 233010, 241640, 271845, 279612, 310680, 326214, 349515, 362460, 434952, 466020, 489321, 543690, 559224, 652428, 699030, 724920, 815535, 932040, 978642, 1087380, 1304856, 1398060, 1631070, 1957284, 2174760, 2446605, 2796120, 3262140, 3914568, 4893210, 6524280, 9786420, 19572840]

約数ペア:

[(1, 19572840), (2, 9786420), (3, 6524280), (4, 4893210), (5, 3914568), (6, 3262140), (7, 2796120), (8, 2446605), (9, 2174760), (10, 1957284), (12, 1631070), (14, 1398060), (15, 1304856), (18, 1087380), (20, 978642), (21, 932040), (24, 815535), (27, 724920), (28, 699030), (30, 652428), (35, 559224), (36, 543690), (40, 489321), (42, 466020), (45, 434952), (54, 362460), (56, 349515), (60, 326214), (63, 310680), (70, 279612), (72, 271845), (81, 241640), (84, 233010), (90, 217476), (105, 186408), (108, 181230), (120, 163107), (126, 155340), (135, 144984), (140, 139806), (162, 120820), (168, 116505), (180, 108738), (189, 103560), (210, 93204), (216, 90615), (252, 77670), (270, 72492), (280, 69903), (315, 62136), (324, 60410), (360, 54369), (378, 51780), (405, 48328), (420, 46602), (504, 38835), (540, 36246), (567, 34520), (630, 31068), (648, 30205), (756, 25890), (810, 24164), (840, 23301), (863, 22680), (945, 20712), (1080, 18123), (1134, 17260), (1260, 15534), (1512, 12945), (1620, 12082), (1726, 11340), (1890, 10356), (2268, 8630), (2520, 7767), (2589, 7560), (2835, 6904), (3240, 6041), (3452, 5670), (3780, 5178), (4315, 4536)]