20666134260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{2557}}^1$

素因数の和:4244

約数の個数: 144

約数和(自身を含む): 65073555456

約数和(自身を除く): 44407421196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 1663, 2430, 2557, 3326, 4860, 4989, 5114, 6652, 7671, 8315, 9978, 10228, 12785, 14967, 15342, 16630, 19956, 23013, 24945, 25570, 29934, 30684, 33260, 38355, 44901, 46026, 49890, 51140, 59868, 69039, 74835, 76710, 89802, 92052, 99780, 115065, 134703, 138078, 149670, 153420, 179604, 207117, 224505, 230130, 269406, 276156, 299340, 345195, 404109, 414234, 449010, 460260, 538812, 621351, 673515, 690390, 808218, 828468, 898020, 1035585, 1242702, 1347030, 1380780, 1616436, 2020545, 2071170, 2485404, 2694060, 3106755, 4041090, 4142340, 4252291, 6213510, 8082180, 8504582, 12427020, 12756873, 17009164, 21261455, 25513746, 38270619, 42522910, 51027492, 63784365, 76541238, 85045820, 114811857, 127568730, 153082476, 191353095, 229623714, 255137460, 344435571, 382706190, 459247428, 574059285, 688871142, 765412380, 1033306713, 1148118570, 1377742284, 1722177855, 2066613426, 2296237140, 3444355710, 4133226852, 5166533565, 6888711420, 10333067130, 20666134260]

約数ペア:

[(1, 20666134260), (2, 10333067130), (3, 6888711420), (4, 5166533565), (5, 4133226852), (6, 3444355710), (9, 2296237140), (10, 2066613426), (12, 1722177855), (15, 1377742284), (18, 1148118570), (20, 1033306713), (27, 765412380), (30, 688871142), (36, 574059285), (45, 459247428), (54, 382706190), (60, 344435571), (81, 255137460), (90, 229623714), (108, 191353095), (135, 153082476), (162, 127568730), (180, 114811857), (243, 85045820), (270, 76541238), (324, 63784365), (405, 51027492), (486, 42522910), (540, 38270619), (810, 25513746), (972, 21261455), (1215, 17009164), (1620, 12756873), (1663, 12427020), (2430, 8504582), (2557, 8082180), (3326, 6213510), (4860, 4252291), (4989, 4142340), (5114, 4041090), (6652, 3106755), (7671, 2694060), (8315, 2485404), (9978, 2071170), (10228, 2020545), (12785, 1616436), (14967, 1380780), (15342, 1347030), (16630, 1242702), (19956, 1035585), (23013, 898020), (24945, 828468), (25570, 808218), (29934, 690390), (30684, 673515), (33260, 621351), (38355, 538812), (44901, 460260), (46026, 449010), (49890, 414234), (51140, 404109), (59868, 345195), (69039, 299340), (74835, 276156), (76710, 269406), (89802, 230130), (92052, 224505), (99780, 207117), (115065, 179604), (134703, 153420), (138078, 149670)]