646670520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1913}}^1$

素因数の和:2246

約数の個数: 128

約数和(自身を含む): 2163585600

約数和(自身を除く): 1516915080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 313, 360, 540, 626, 939, 1080, 1252, 1565, 1878, 1913, 2504, 2817, 3130, 3756, 3826, 4695, 5634, 5739, 6260, 7512, 7652, 8451, 9390, 9565, 11268, 11478, 12520, 14085, 15304, 16902, 17217, 18780, 19130, 22536, 22956, 28170, 28695, 33804, 34434, 37560, 38260, 42255, 45912, 51651, 56340, 57390, 67608, 68868, 76520, 84510, 86085, 103302, 112680, 114780, 137736, 169020, 172170, 206604, 229560, 258255, 338040, 344340, 413208, 516510, 598769, 688680, 1033020, 1197538, 1796307, 2066040, 2395076, 2993845, 3592614, 4790152, 5388921, 5987690, 7185228, 8981535, 10777842, 11975380, 14370456, 16166763, 17963070, 21555684, 23950760, 26944605, 32333526, 35926140, 43111368, 53889210, 64667052, 71852280, 80833815, 107778420, 129334104, 161667630, 215556840, 323335260, 646670520]

約数ペア:

[(1, 646670520), (2, 323335260), (3, 215556840), (4, 161667630), (5, 129334104), (6, 107778420), (8, 80833815), (9, 71852280), (10, 64667052), (12, 53889210), (15, 43111368), (18, 35926140), (20, 32333526), (24, 26944605), (27, 23950760), (30, 21555684), (36, 17963070), (40, 16166763), (45, 14370456), (54, 11975380), (60, 10777842), (72, 8981535), (90, 7185228), (108, 5987690), (120, 5388921), (135, 4790152), (180, 3592614), (216, 2993845), (270, 2395076), (313, 2066040), (360, 1796307), (540, 1197538), (626, 1033020), (939, 688680), (1080, 598769), (1252, 516510), (1565, 413208), (1878, 344340), (1913, 338040), (2504, 258255), (2817, 229560), (3130, 206604), (3756, 172170), (3826, 169020), (4695, 137736), (5634, 114780), (5739, 112680), (6260, 103302), (7512, 86085), (7652, 84510), (8451, 76520), (9390, 68868), (9565, 67608), (11268, 57390), (11478, 56340), (12520, 51651), (14085, 45912), (15304, 42255), (16902, 38260), (17217, 37560), (18780, 34434), (19130, 33804), (22536, 28695), (22956, 28170)]