66304560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:731

約数の個数: 160

約数和(自身を含む): 239127552

約数和(自身を除く): 172822992

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, 420, 427, 488, 560, 610, 647, 732, 840, 854, 915, 976, 1220, 1281, 1294, 1464, 1680, 1708, 1830, 1941, 2135, 2440, 2562, 2588, 2928, 3235, 3416, 3660, 3882, 4270, 4529, 4880, 5124, 5176, 6405, 6470, 6832, 7320, 7764, 8540, 9058, 9705, 10248, 10352, 12810, 12940, 13587, 14640, 15528, 17080, 18116, 19410, 20496, 22645, 25620, 25880, 27174, 31056, 34160, 36232, 38820, 39467, 45290, 51240, 51760, 54348, 67935, 72464, 77640, 78934, 90580, 102480, 108696, 118401, 135870, 155280, 157868, 181160, 197335, 217392, 236802, 271740, 276269, 315736, 362320, 394670, 473604, 543480, 552538, 592005, 631472, 789340, 828807, 947208, 1086960, 1105076, 1184010, 1381345, 1578680, 1657614, 1894416, 2210152, 2368020, 2762690, 3157360, 3315228, 4144035, 4420304, 4736040, 5525380, 6630456, 8288070, 9472080, 11050760, 13260912, 16576140, 22101520, 33152280, 66304560]

約数ペア:

[(1, 66304560), (2, 33152280), (3, 22101520), (4, 16576140), (5, 13260912), (6, 11050760), (7, 9472080), (8, 8288070), (10, 6630456), (12, 5525380), (14, 4736040), (15, 4420304), (16, 4144035), (20, 3315228), (21, 3157360), (24, 2762690), (28, 2368020), (30, 2210152), (35, 1894416), (40, 1657614), (42, 1578680), (48, 1381345), (56, 1184010), (60, 1105076), (61, 1086960), (70, 947208), (80, 828807), (84, 789340), (105, 631472), (112, 592005), (120, 552538), (122, 543480), (140, 473604), (168, 394670), (183, 362320), (210, 315736), (240, 276269), (244, 271740), (280, 236802), (305, 217392), (336, 197335), (366, 181160), (420, 157868), (427, 155280), (488, 135870), (560, 118401), (610, 108696), (647, 102480), (732, 90580), (840, 78934), (854, 77640), (915, 72464), (976, 67935), (1220, 54348), (1281, 51760), (1294, 51240), (1464, 45290), (1680, 39467), (1708, 38820), (1830, 36232), (1941, 34160), (2135, 31056), (2440, 27174), (2562, 25880), (2588, 25620), (2928, 22645), (3235, 20496), (3416, 19410), (3660, 18116), (3882, 17080), (4270, 15528), (4529, 14640), (4880, 13587), (5124, 12940), (5176, 12810), (6405, 10352), (6470, 10248), (6832, 9705), (7320, 9058), (7764, 8540)]