7654920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 28304640

約数和(自身を除く): 20649720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 701, 728, 780, 840, 910, 1092, 1365, 1402, 1560, 1820, 2103, 2184, 2730, 2804, 3505, 3640, 4206, 4907, 5460, 5608, 7010, 8412, 9113, 9814, 10515, 10920, 14020, 14721, 16824, 18226, 19628, 21030, 24535, 27339, 28040, 29442, 36452, 39256, 42060, 45565, 49070, 54678, 58884, 63791, 72904, 73605, 84120, 91130, 98140, 109356, 117768, 127582, 136695, 147210, 182260, 191373, 196280, 218712, 255164, 273390, 294420, 318955, 364520, 382746, 510328, 546780, 588840, 637910, 765492, 956865, 1093560, 1275820, 1530984, 1913730, 2551640, 3827460, 7654920]

約数ペア:

[(1, 7654920), (2, 3827460), (3, 2551640), (4, 1913730), (5, 1530984), (6, 1275820), (7, 1093560), (8, 956865), (10, 765492), (12, 637910), (13, 588840), (14, 546780), (15, 510328), (20, 382746), (21, 364520), (24, 318955), (26, 294420), (28, 273390), (30, 255164), (35, 218712), (39, 196280), (40, 191373), (42, 182260), (52, 147210), (56, 136695), (60, 127582), (65, 117768), (70, 109356), (78, 98140), (84, 91130), (91, 84120), (104, 73605), (105, 72904), (120, 63791), (130, 58884), (140, 54678), (156, 49070), (168, 45565), (182, 42060), (195, 39256), (210, 36452), (260, 29442), (273, 28040), (280, 27339), (312, 24535), (364, 21030), (390, 19628), (420, 18226), (455, 16824), (520, 14721), (546, 14020), (701, 10920), (728, 10515), (780, 9814), (840, 9113), (910, 8412), (1092, 7010), (1365, 5608), (1402, 5460), (1560, 4907), (1820, 4206), (2103, 3640), (2184, 3505), (2730, 2804)]