490094520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:633

約数の個数: 128

約数和(自身を含む): 1504008000

約数和(自身を除く): 1013913480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 109, 120, 178, 218, 267, 327, 356, 421, 436, 445, 534, 545, 654, 712, 842, 872, 890, 1068, 1090, 1263, 1308, 1335, 1635, 1684, 1780, 2105, 2136, 2180, 2526, 2616, 2670, 3270, 3368, 3560, 4210, 4360, 5052, 5340, 6315, 6540, 8420, 9701, 10104, 10680, 12630, 13080, 16840, 19402, 25260, 29103, 37469, 38804, 45889, 48505, 50520, 58206, 74938, 77608, 91778, 97010, 112407, 116412, 137667, 145515, 149876, 183556, 187345, 194020, 224814, 229445, 232824, 275334, 291030, 299752, 367112, 374690, 388040, 449628, 458890, 550668, 562035, 582060, 688335, 749380, 899256, 917780, 1101336, 1124070, 1164120, 1376670, 1498760, 1835560, 2248140, 2753340, 4084121, 4496280, 5506680, 8168242, 12252363, 16336484, 20420605, 24504726, 32672968, 40841210, 49009452, 61261815, 81682420, 98018904, 122523630, 163364840, 245047260, 490094520]

約数ペア:

[(1, 490094520), (2, 245047260), (3, 163364840), (4, 122523630), (5, 98018904), (6, 81682420), (8, 61261815), (10, 49009452), (12, 40841210), (15, 32672968), (20, 24504726), (24, 20420605), (30, 16336484), (40, 12252363), (60, 8168242), (89, 5506680), (109, 4496280), (120, 4084121), (178, 2753340), (218, 2248140), (267, 1835560), (327, 1498760), (356, 1376670), (421, 1164120), (436, 1124070), (445, 1101336), (534, 917780), (545, 899256), (654, 749380), (712, 688335), (842, 582060), (872, 562035), (890, 550668), (1068, 458890), (1090, 449628), (1263, 388040), (1308, 374690), (1335, 367112), (1635, 299752), (1684, 291030), (1780, 275334), (2105, 232824), (2136, 229445), (2180, 224814), (2526, 194020), (2616, 187345), (2670, 183556), (3270, 149876), (3368, 145515), (3560, 137667), (4210, 116412), (4360, 112407), (5052, 97010), (5340, 91778), (6315, 77608), (6540, 74938), (8420, 58206), (9701, 50520), (10104, 48505), (10680, 45889), (12630, 38804), (13080, 37469), (16840, 29103), (19402, 25260)]