72740880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3259}}^1$

素因数の和:3309

約数の個数: 120

約数和(自身を含む): 252245760

約数和(自身を除く): 179504880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3259, 3720, 4464, 5580, 6518, 7440, 9777, 11160, 13036, 16295, 19554, 22320, 26072, 29331, 32590, 39108, 48885, 52144, 58662, 65180, 78216, 97770, 101029, 117324, 130360, 146655, 156432, 195540, 202058, 234648, 260720, 293310, 303087, 391080, 404116, 469296, 505145, 586620, 606174, 782160, 808232, 909261, 1010290, 1173240, 1212348, 1515435, 1616464, 1818522, 2020580, 2346480, 2424696, 3030870, 3637044, 4041160, 4546305, 4849392, 6061740, 7274088, 8082320, 9092610, 12123480, 14548176, 18185220, 24246960, 36370440, 72740880]

約数ペア:

[(1, 72740880), (2, 36370440), (3, 24246960), (4, 18185220), (5, 14548176), (6, 12123480), (8, 9092610), (9, 8082320), (10, 7274088), (12, 6061740), (15, 4849392), (16, 4546305), (18, 4041160), (20, 3637044), (24, 3030870), (30, 2424696), (31, 2346480), (36, 2020580), (40, 1818522), (45, 1616464), (48, 1515435), (60, 1212348), (62, 1173240), (72, 1010290), (80, 909261), (90, 808232), (93, 782160), (120, 606174), (124, 586620), (144, 505145), (155, 469296), (180, 404116), (186, 391080), (240, 303087), (248, 293310), (279, 260720), (310, 234648), (360, 202058), (372, 195540), (465, 156432), (496, 146655), (558, 130360), (620, 117324), (720, 101029), (744, 97770), (930, 78216), (1116, 65180), (1240, 58662), (1395, 52144), (1488, 48885), (1860, 39108), (2232, 32590), (2480, 29331), (2790, 26072), (3259, 22320), (3720, 19554), (4464, 16295), (5580, 13036), (6518, 11160), (7440, 9777)]