201321960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3929}}^1$

素因数の和:4011

約数の個数: 128

約数和(自身を含む): 701740800

約数和(自身を除く): 500418840

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, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 3929, 4270, 5124, 6405, 7320, 7858, 8540, 10248, 11787, 12810, 15716, 17080, 19645, 23574, 25620, 27503, 31432, 39290, 47148, 51240, 55006, 58935, 78580, 82509, 94296, 110012, 117870, 137515, 157160, 165018, 220024, 235740, 239669, 275030, 330036, 412545, 471480, 479338, 550060, 660072, 719007, 825090, 958676, 1100120, 1198345, 1438014, 1650180, 1677683, 1917352, 2396690, 2876028, 3300360, 3355366, 3595035, 4793380, 5033049, 5752056, 6710732, 7190070, 8388415, 9586760, 10066098, 13421464, 14380140, 16776830, 20132196, 25165245, 28760280, 33553660, 40264392, 50330490, 67107320, 100660980, 201321960]

約数ペア:

[(1, 201321960), (2, 100660980), (3, 67107320), (4, 50330490), (5, 40264392), (6, 33553660), (7, 28760280), (8, 25165245), (10, 20132196), (12, 16776830), (14, 14380140), (15, 13421464), (20, 10066098), (21, 9586760), (24, 8388415), (28, 7190070), (30, 6710732), (35, 5752056), (40, 5033049), (42, 4793380), (56, 3595035), (60, 3355366), (61, 3300360), (70, 2876028), (84, 2396690), (105, 1917352), (120, 1677683), (122, 1650180), (140, 1438014), (168, 1198345), (183, 1100120), (210, 958676), (244, 825090), (280, 719007), (305, 660072), (366, 550060), (420, 479338), (427, 471480), (488, 412545), (610, 330036), (732, 275030), (840, 239669), (854, 235740), (915, 220024), (1220, 165018), (1281, 157160), (1464, 137515), (1708, 117870), (1830, 110012), (2135, 94296), (2440, 82509), (2562, 78580), (3416, 58935), (3660, 55006), (3929, 51240), (4270, 47148), (5124, 39290), (6405, 31432), (7320, 27503), (7858, 25620), (8540, 23574), (10248, 19645), (11787, 17080), (12810, 15716)]