2148307440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{288751}}^1$

素因数の和:288798

約数の個数: 80

約数和(自身を含む): 6874607616

約数和(自身を除く): 4726300176

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, 288751, 577502, 866253, 1155004, 1443755, 1732506, 2310008, 2887510, 3465012, 4331265, 4620016, 5775020, 6930024, 8662530, 8951281, 11550040, 13860048, 17325060, 17902562, 23100080, 26853843, 34650120, 35805124, 44756405, 53707686, 69300240, 71610248, 89512810, 107415372, 134269215, 143220496, 179025620, 214830744, 268538430, 358051240, 429661488, 537076860, 716102480, 1074153720, 2148307440]

約数ペア:

[(1, 2148307440), (2, 1074153720), (3, 716102480), (4, 537076860), (5, 429661488), (6, 358051240), (8, 268538430), (10, 214830744), (12, 179025620), (15, 143220496), (16, 134269215), (20, 107415372), (24, 89512810), (30, 71610248), (31, 69300240), (40, 53707686), (48, 44756405), (60, 35805124), (62, 34650120), (80, 26853843), (93, 23100080), (120, 17902562), (124, 17325060), (155, 13860048), (186, 11550040), (240, 8951281), (248, 8662530), (310, 6930024), (372, 5775020), (465, 4620016), (496, 4331265), (620, 3465012), (744, 2887510), (930, 2310008), (1240, 1732506), (1488, 1443755), (1860, 1155004), (2480, 866253), (3720, 577502), (7440, 288751)]