145310640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19531}}^1$

素因数の和:19578

約数の個数: 80

約数和(自身を含む): 465017856

約数和(自身を除く): 319707216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 19531, 39062, 58593, 78124, 97655, 117186, 156248, 195310, 234372, 292965, 312496, 390620, 468744, 585930, 605461, 781240, 937488, 1171860, 1210922, 1562480, 1816383, 2343720, 2421844, 3027305, 3632766, 4687440, 4843688, 6054610, 7265532, 9081915, 9687376, 12109220, 14531064, 18163830, 24218440, 29062128, 36327660, 48436880, 72655320, 145310640]

約数ペア:

[(1, 145310640), (2, 72655320), (3, 48436880), (4, 36327660), (5, 29062128), (6, 24218440), (8, 18163830), (10, 14531064), (12, 12109220), (15, 9687376), (16, 9081915), (20, 7265532), (24, 6054610), (30, 4843688), (31, 4687440), (40, 3632766), (48, 3027305), (60, 2421844), (62, 2343720), (80, 1816383), (93, 1562480), (120, 1210922), (124, 1171860), (155, 937488), (186, 781240), (240, 605461), (248, 585930), (310, 468744), (372, 390620), (465, 312496), (496, 292965), (620, 234372), (744, 195310), (930, 156248), (1240, 117186), (1488, 97655), (1860, 78124), (2480, 58593), (3720, 39062), (7440, 19531)]