15537620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 39916800

約数和(自身を除く): 24379180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 43, 58, 70, 86, 89, 116, 140, 145, 172, 178, 203, 215, 290, 301, 356, 406, 430, 445, 580, 602, 623, 812, 860, 890, 1015, 1204, 1246, 1247, 1505, 1780, 2030, 2492, 2494, 2581, 3010, 3115, 3827, 4060, 4988, 5162, 6020, 6230, 6235, 7654, 8729, 10324, 12460, 12470, 12905, 15308, 17458, 18067, 19135, 24940, 25810, 26789, 34916, 36134, 38270, 43645, 51620, 53578, 72268, 76540, 87290, 90335, 107156, 110983, 133945, 174580, 180670, 221966, 267890, 361340, 443932, 535780, 554915, 776881, 1109830, 1553762, 2219660, 3107524, 3884405, 7768810, 15537620]

約数ペア:

[(1, 15537620), (2, 7768810), (4, 3884405), (5, 3107524), (7, 2219660), (10, 1553762), (14, 1109830), (20, 776881), (28, 554915), (29, 535780), (35, 443932), (43, 361340), (58, 267890), (70, 221966), (86, 180670), (89, 174580), (116, 133945), (140, 110983), (145, 107156), (172, 90335), (178, 87290), (203, 76540), (215, 72268), (290, 53578), (301, 51620), (356, 43645), (406, 38270), (430, 36134), (445, 34916), (580, 26789), (602, 25810), (623, 24940), (812, 19135), (860, 18067), (890, 17458), (1015, 15308), (1204, 12905), (1246, 12470), (1247, 12460), (1505, 10324), (1780, 8729), (2030, 7654), (2492, 6235), (2494, 6230), (2581, 6020), (3010, 5162), (3115, 4988), (3827, 4060)]