39864720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:473

約数の個数: 160

約数和(自身を含む): 143919360

約数和(自身を除く): 104054640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 389, 420, 427, 488, 560, 610, 732, 778, 840, 854, 915, 976, 1167, 1220, 1281, 1464, 1556, 1680, 1708, 1830, 1945, 2135, 2334, 2440, 2562, 2723, 2928, 3112, 3416, 3660, 3890, 4270, 4668, 4880, 5124, 5446, 5835, 6224, 6405, 6832, 7320, 7780, 8169, 8540, 9336, 10248, 10892, 11670, 12810, 13615, 14640, 15560, 16338, 17080, 18672, 20496, 21784, 23340, 23729, 25620, 27230, 31120, 32676, 34160, 40845, 43568, 46680, 47458, 51240, 54460, 65352, 71187, 81690, 93360, 94916, 102480, 108920, 118645, 130704, 142374, 163380, 166103, 189832, 217840, 237290, 284748, 326760, 332206, 355935, 379664, 474580, 498309, 569496, 653520, 664412, 711870, 830515, 949160, 996618, 1138992, 1328824, 1423740, 1661030, 1898320, 1993236, 2491545, 2657648, 2847480, 3322060, 3986472, 4983090, 5694960, 6644120, 7972944, 9966180, 13288240, 19932360, 39864720]

約数ペア:

[(1, 39864720), (2, 19932360), (3, 13288240), (4, 9966180), (5, 7972944), (6, 6644120), (7, 5694960), (8, 4983090), (10, 3986472), (12, 3322060), (14, 2847480), (15, 2657648), (16, 2491545), (20, 1993236), (21, 1898320), (24, 1661030), (28, 1423740), (30, 1328824), (35, 1138992), (40, 996618), (42, 949160), (48, 830515), (56, 711870), (60, 664412), (61, 653520), (70, 569496), (80, 498309), (84, 474580), (105, 379664), (112, 355935), (120, 332206), (122, 326760), (140, 284748), (168, 237290), (183, 217840), (210, 189832), (240, 166103), (244, 163380), (280, 142374), (305, 130704), (336, 118645), (366, 108920), (389, 102480), (420, 94916), (427, 93360), (488, 81690), (560, 71187), (610, 65352), (732, 54460), (778, 51240), (840, 47458), (854, 46680), (915, 43568), (976, 40845), (1167, 34160), (1220, 32676), (1281, 31120), (1464, 27230), (1556, 25620), (1680, 23729), (1708, 23340), (1830, 21784), (1945, 20496), (2135, 18672), (2334, 17080), (2440, 16338), (2562, 15560), (2723, 14640), (2928, 13615), (3112, 12810), (3416, 11670), (3660, 10892), (3890, 10248), (4270, 9336), (4668, 8540), (4880, 8169), (5124, 7780), (5446, 7320), (5835, 6832), (6224, 6405)]