479172120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{863}}^1$

素因数の和:1545

約数の個数: 128

約数和(自身を含む): 1647267840

約数和(自身を除く): 1168095720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 661, 840, 863, 1322, 1726, 1983, 2589, 2644, 3305, 3452, 3966, 4315, 4627, 5178, 5288, 6041, 6610, 6904, 7932, 8630, 9254, 9915, 10356, 12082, 12945, 13220, 13881, 15864, 17260, 18123, 18508, 19830, 20712, 23135, 24164, 25890, 26440, 27762, 30205, 34520, 36246, 37016, 39660, 46270, 48328, 51780, 55524, 60410, 69405, 72492, 79320, 90615, 92540, 103560, 111048, 120820, 138810, 144984, 181230, 185080, 241640, 277620, 362460, 555240, 570443, 724920, 1140886, 1711329, 2281772, 2852215, 3422658, 3993101, 4563544, 5704430, 6845316, 7986202, 8556645, 11408860, 11979303, 13690632, 15972404, 17113290, 19965505, 22817720, 23958606, 31944808, 34226580, 39931010, 47917212, 59896515, 68453160, 79862020, 95834424, 119793030, 159724040, 239586060, 479172120]

約数ペア:

[(1, 479172120), (2, 239586060), (3, 159724040), (4, 119793030), (5, 95834424), (6, 79862020), (7, 68453160), (8, 59896515), (10, 47917212), (12, 39931010), (14, 34226580), (15, 31944808), (20, 23958606), (21, 22817720), (24, 19965505), (28, 17113290), (30, 15972404), (35, 13690632), (40, 11979303), (42, 11408860), (56, 8556645), (60, 7986202), (70, 6845316), (84, 5704430), (105, 4563544), (120, 3993101), (140, 3422658), (168, 2852215), (210, 2281772), (280, 1711329), (420, 1140886), (661, 724920), (840, 570443), (863, 555240), (1322, 362460), (1726, 277620), (1983, 241640), (2589, 185080), (2644, 181230), (3305, 144984), (3452, 138810), (3966, 120820), (4315, 111048), (4627, 103560), (5178, 92540), (5288, 90615), (6041, 79320), (6610, 72492), (6904, 69405), (7932, 60410), (8630, 55524), (9254, 51780), (9915, 48328), (10356, 46270), (12082, 39660), (12945, 37016), (13220, 36246), (13881, 34520), (15864, 30205), (17260, 27762), (18123, 26440), (18508, 25890), (19830, 24164), (20712, 23135)]