290621280

素因数分解:

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

素因数の和:19580

約数の個数: 96

約数和(自身を含む): 945036288

約数和(自身を除く): 654415008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 19531, 39062, 58593, 78124, 97655, 117186, 156248, 195310, 234372, 292965, 312496, 390620, 468744, 585930, 605461, 624992, 781240, 937488, 1171860, 1210922, 1562480, 1816383, 1874976, 2343720, 2421844, 3027305, 3124960, 3632766, 4687440, 4843688, 6054610, 7265532, 9081915, 9374880, 9687376, 12109220, 14531064, 18163830, 19374752, 24218440, 29062128, 36327660, 48436880, 58124256, 72655320, 96873760, 145310640, 290621280]

約数ペア:

[(1, 290621280), (2, 145310640), (3, 96873760), (4, 72655320), (5, 58124256), (6, 48436880), (8, 36327660), (10, 29062128), (12, 24218440), (15, 19374752), (16, 18163830), (20, 14531064), (24, 12109220), (30, 9687376), (31, 9374880), (32, 9081915), (40, 7265532), (48, 6054610), (60, 4843688), (62, 4687440), (80, 3632766), (93, 3124960), (96, 3027305), (120, 2421844), (124, 2343720), (155, 1874976), (160, 1816383), (186, 1562480), (240, 1210922), (248, 1171860), (310, 937488), (372, 781240), (465, 624992), (480, 605461), (496, 585930), (620, 468744), (744, 390620), (930, 312496), (992, 292965), (1240, 234372), (1488, 195310), (1860, 156248), (2480, 117186), (2976, 97655), (3720, 78124), (4960, 58593), (7440, 39062), (14880, 19531)]