204967140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1217}}^1$

素因数の和:1637

約数の個数: 96

約数和(自身を含む): 658070784

約数和(自身を除く): 453103644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 401, 420, 802, 1203, 1217, 1604, 2005, 2406, 2434, 2807, 3651, 4010, 4812, 4868, 5614, 6015, 6085, 7302, 8020, 8421, 8519, 11228, 12030, 12170, 14035, 14604, 16842, 17038, 18255, 24060, 24340, 25557, 28070, 33684, 34076, 36510, 42105, 42595, 51114, 56140, 73020, 84210, 85190, 102228, 127785, 168420, 170380, 255570, 488017, 511140, 976034, 1464051, 1952068, 2440085, 2928102, 3416119, 4880170, 5856204, 6832238, 7320255, 9760340, 10248357, 13664476, 14640510, 17080595, 20496714, 29281020, 34161190, 40993428, 51241785, 68322380, 102483570, 204967140]

約数ペア:

[(1, 204967140), (2, 102483570), (3, 68322380), (4, 51241785), (5, 40993428), (6, 34161190), (7, 29281020), (10, 20496714), (12, 17080595), (14, 14640510), (15, 13664476), (20, 10248357), (21, 9760340), (28, 7320255), (30, 6832238), (35, 5856204), (42, 4880170), (60, 3416119), (70, 2928102), (84, 2440085), (105, 1952068), (140, 1464051), (210, 976034), (401, 511140), (420, 488017), (802, 255570), (1203, 170380), (1217, 168420), (1604, 127785), (2005, 102228), (2406, 85190), (2434, 84210), (2807, 73020), (3651, 56140), (4010, 51114), (4812, 42595), (4868, 42105), (5614, 36510), (6015, 34076), (6085, 33684), (7302, 28070), (8020, 25557), (8421, 24340), (8519, 24060), (11228, 18255), (12030, 17038), (12170, 16842), (14035, 14604)]