66451560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 229478400

約数和(自身を除く): 163026840

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, 70, 84, 105, 120, 140, 168, 210, 239, 280, 331, 420, 478, 662, 717, 840, 956, 993, 1195, 1324, 1434, 1655, 1673, 1912, 1986, 2317, 2390, 2648, 2868, 3310, 3346, 3585, 3972, 4634, 4780, 4965, 5019, 5736, 6620, 6692, 6951, 7170, 7944, 8365, 9268, 9560, 9930, 10038, 11585, 13240, 13384, 13902, 14340, 16730, 18536, 19860, 20076, 23170, 25095, 27804, 28680, 33460, 34755, 39720, 40152, 46340, 50190, 55608, 66920, 69510, 79109, 92680, 100380, 139020, 158218, 200760, 237327, 278040, 316436, 395545, 474654, 553763, 632872, 791090, 949308, 1107526, 1186635, 1582180, 1661289, 1898616, 2215052, 2373270, 2768815, 3164360, 3322578, 4430104, 4746540, 5537630, 6645156, 8306445, 9493080, 11075260, 13290312, 16612890, 22150520, 33225780, 66451560]

約数ペア:

[(1, 66451560), (2, 33225780), (3, 22150520), (4, 16612890), (5, 13290312), (6, 11075260), (7, 9493080), (8, 8306445), (10, 6645156), (12, 5537630), (14, 4746540), (15, 4430104), (20, 3322578), (21, 3164360), (24, 2768815), (28, 2373270), (30, 2215052), (35, 1898616), (40, 1661289), (42, 1582180), (56, 1186635), (60, 1107526), (70, 949308), (84, 791090), (105, 632872), (120, 553763), (140, 474654), (168, 395545), (210, 316436), (239, 278040), (280, 237327), (331, 200760), (420, 158218), (478, 139020), (662, 100380), (717, 92680), (840, 79109), (956, 69510), (993, 66920), (1195, 55608), (1324, 50190), (1434, 46340), (1655, 40152), (1673, 39720), (1912, 34755), (1986, 33460), (2317, 28680), (2390, 27804), (2648, 25095), (2868, 23170), (3310, 20076), (3346, 19860), (3585, 18536), (3972, 16730), (4634, 14340), (4780, 13902), (4965, 13384), (5019, 13240), (5736, 11585), (6620, 10038), (6692, 9930), (6951, 9560), (7170, 9268), (7944, 8365)]