87645060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 278853120

約数和(自身を除く): 191208060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 113, 124, 139, 155, 180, 186, 226, 278, 279, 310, 339, 372, 417, 452, 465, 556, 558, 565, 620, 678, 695, 834, 930, 1017, 1116, 1130, 1251, 1356, 1390, 1395, 1668, 1695, 1860, 2034, 2085, 2260, 2502, 2780, 2790, 3390, 3503, 4068, 4170, 4309, 5004, 5085, 5580, 6255, 6780, 7006, 8340, 8618, 10170, 10509, 12510, 12927, 14012, 15707, 17236, 17515, 20340, 21018, 21545, 25020, 25854, 31414, 31527, 35030, 38781, 42036, 43090, 47121, 51708, 52545, 62828, 63054, 64635, 70060, 77562, 78535, 86180, 94242, 105090, 126108, 129270, 141363, 155124, 157070, 157635, 188484, 193905, 210180, 235605, 258540, 282726, 314140, 315270, 387810, 471210, 486917, 565452, 630540, 706815, 775620, 942420, 973834, 1413630, 1460751, 1947668, 2434585, 2827260, 2921502, 4382253, 4869170, 5843004, 7303755, 8764506, 9738340, 14607510, 17529012, 21911265, 29215020, 43822530, 87645060]

約数ペア:

[(1, 87645060), (2, 43822530), (3, 29215020), (4, 21911265), (5, 17529012), (6, 14607510), (9, 9738340), (10, 8764506), (12, 7303755), (15, 5843004), (18, 4869170), (20, 4382253), (30, 2921502), (31, 2827260), (36, 2434585), (45, 1947668), (60, 1460751), (62, 1413630), (90, 973834), (93, 942420), (113, 775620), (124, 706815), (139, 630540), (155, 565452), (180, 486917), (186, 471210), (226, 387810), (278, 315270), (279, 314140), (310, 282726), (339, 258540), (372, 235605), (417, 210180), (452, 193905), (465, 188484), (556, 157635), (558, 157070), (565, 155124), (620, 141363), (678, 129270), (695, 126108), (834, 105090), (930, 94242), (1017, 86180), (1116, 78535), (1130, 77562), (1251, 70060), (1356, 64635), (1390, 63054), (1395, 62828), (1668, 52545), (1695, 51708), (1860, 47121), (2034, 43090), (2085, 42036), (2260, 38781), (2502, 35030), (2780, 31527), (2790, 31414), (3390, 25854), (3503, 25020), (4068, 21545), (4170, 21018), (4309, 20340), (5004, 17515), (5085, 17236), (5580, 15707), (6255, 14012), (6780, 12927), (7006, 12510), (8340, 10509), (8618, 10170)]