4891440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 15400800

約数和(自身を除く): 10509360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 229, 240, 267, 356, 445, 458, 534, 687, 712, 890, 916, 1068, 1145, 1335, 1374, 1424, 1780, 1832, 2136, 2290, 2670, 2748, 3435, 3560, 3664, 4272, 4580, 5340, 5496, 6870, 7120, 9160, 10680, 10992, 13740, 18320, 20381, 21360, 27480, 40762, 54960, 61143, 81524, 101905, 122286, 163048, 203810, 244572, 305715, 326096, 407620, 489144, 611430, 815240, 978288, 1222860, 1630480, 2445720, 4891440]

約数ペア:

[(1, 4891440), (2, 2445720), (3, 1630480), (4, 1222860), (5, 978288), (6, 815240), (8, 611430), (10, 489144), (12, 407620), (15, 326096), (16, 305715), (20, 244572), (24, 203810), (30, 163048), (40, 122286), (48, 101905), (60, 81524), (80, 61143), (89, 54960), (120, 40762), (178, 27480), (229, 21360), (240, 20381), (267, 18320), (356, 13740), (445, 10992), (458, 10680), (534, 9160), (687, 7120), (712, 6870), (890, 5496), (916, 5340), (1068, 4580), (1145, 4272), (1335, 3664), (1374, 3560), (1424, 3435), (1780, 2748), (1832, 2670), (2136, 2290)]