15898960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 160

約数和(自身を含む): 48211200

約数和(自身を除く): 32312240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 89, 110, 112, 116, 140, 145, 154, 176, 178, 203, 220, 232, 280, 290, 308, 319, 356, 385, 406, 440, 445, 464, 560, 580, 616, 623, 638, 712, 770, 812, 880, 890, 979, 1015, 1160, 1232, 1246, 1276, 1424, 1540, 1595, 1624, 1780, 1958, 2030, 2233, 2320, 2492, 2552, 2581, 3080, 3115, 3190, 3248, 3560, 3916, 4060, 4466, 4895, 4984, 5104, 5162, 6160, 6230, 6380, 6853, 7120, 7832, 8120, 8932, 9790, 9968, 10324, 11165, 12460, 12760, 12905, 13706, 15664, 16240, 17864, 18067, 19580, 20648, 22330, 24920, 25520, 25810, 27412, 28391, 34265, 35728, 36134, 39160, 41296, 44660, 49840, 51620, 54824, 56782, 68530, 72268, 78320, 89320, 90335, 103240, 109648, 113564, 137060, 141955, 144536, 178640, 180670, 198737, 206480, 227128, 274120, 283910, 289072, 361340, 397474, 454256, 548240, 567820, 722680, 794948, 993685, 1135640, 1445360, 1589896, 1987370, 2271280, 3179792, 3974740, 7949480, 15898960]

約数ペア:

[(1, 15898960), (2, 7949480), (4, 3974740), (5, 3179792), (7, 2271280), (8, 1987370), (10, 1589896), (11, 1445360), (14, 1135640), (16, 993685), (20, 794948), (22, 722680), (28, 567820), (29, 548240), (35, 454256), (40, 397474), (44, 361340), (55, 289072), (56, 283910), (58, 274120), (70, 227128), (77, 206480), (80, 198737), (88, 180670), (89, 178640), (110, 144536), (112, 141955), (116, 137060), (140, 113564), (145, 109648), (154, 103240), (176, 90335), (178, 89320), (203, 78320), (220, 72268), (232, 68530), (280, 56782), (290, 54824), (308, 51620), (319, 49840), (356, 44660), (385, 41296), (406, 39160), (440, 36134), (445, 35728), (464, 34265), (560, 28391), (580, 27412), (616, 25810), (623, 25520), (638, 24920), (712, 22330), (770, 20648), (812, 19580), (880, 18067), (890, 17864), (979, 16240), (1015, 15664), (1160, 13706), (1232, 12905), (1246, 12760), (1276, 12460), (1424, 11165), (1540, 10324), (1595, 9968), (1624, 9790), (1780, 8932), (1958, 8120), (2030, 7832), (2233, 7120), (2320, 6853), (2492, 6380), (2552, 6230), (2581, 6160), (3080, 5162), (3115, 5104), (3190, 4984), (3248, 4895), (3560, 4466), (3916, 4060)]