666120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:95

約数の個数: 128

約数和(自身を含む): 2499840

約数和(自身を除く): 1833720

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, 61, 65, 70, 78, 84, 91, 104, 105, 120, 122, 130, 140, 156, 168, 182, 183, 195, 210, 244, 260, 273, 280, 305, 312, 364, 366, 390, 420, 427, 455, 488, 520, 546, 610, 728, 732, 780, 793, 840, 854, 910, 915, 1092, 1220, 1281, 1365, 1464, 1560, 1586, 1708, 1820, 1830, 2135, 2184, 2379, 2440, 2562, 2730, 3172, 3416, 3640, 3660, 3965, 4270, 4758, 5124, 5460, 5551, 6344, 6405, 7320, 7930, 8540, 9516, 10248, 10920, 11102, 11895, 12810, 15860, 16653, 17080, 19032, 22204, 23790, 25620, 27755, 31720, 33306, 44408, 47580, 51240, 55510, 66612, 83265, 95160, 111020, 133224, 166530, 222040, 333060, 666120]

約数ペア:

[(1, 666120), (2, 333060), (3, 222040), (4, 166530), (5, 133224), (6, 111020), (7, 95160), (8, 83265), (10, 66612), (12, 55510), (13, 51240), (14, 47580), (15, 44408), (20, 33306), (21, 31720), (24, 27755), (26, 25620), (28, 23790), (30, 22204), (35, 19032), (39, 17080), (40, 16653), (42, 15860), (52, 12810), (56, 11895), (60, 11102), (61, 10920), (65, 10248), (70, 9516), (78, 8540), (84, 7930), (91, 7320), (104, 6405), (105, 6344), (120, 5551), (122, 5460), (130, 5124), (140, 4758), (156, 4270), (168, 3965), (182, 3660), (183, 3640), (195, 3416), (210, 3172), (244, 2730), (260, 2562), (273, 2440), (280, 2379), (305, 2184), (312, 2135), (364, 1830), (366, 1820), (390, 1708), (420, 1586), (427, 1560), (455, 1464), (488, 1365), (520, 1281), (546, 1220), (610, 1092), (728, 915), (732, 910), (780, 854), (793, 840)]