215719140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39509}}^1$

素因数の和:39541

約数の個数: 96

約数和(自身を含む): 743420160

約数和(自身を除く): 527701020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 39509, 79018, 118527, 158036, 197545, 237054, 276563, 395090, 474108, 513617, 553126, 592635, 790180, 829689, 1027234, 1106252, 1185270, 1382815, 1540851, 1659378, 2054468, 2370540, 2568085, 2765630, 3081702, 3318756, 3595319, 4148445, 5136170, 5531260, 6163404, 7190638, 7704255, 8296890, 10272340, 10785957, 14381276, 15408510, 16593780, 17976595, 21571914, 30817020, 35953190, 43143828, 53929785, 71906380, 107859570, 215719140]

約数ペア:

[(1, 215719140), (2, 107859570), (3, 71906380), (4, 53929785), (5, 43143828), (6, 35953190), (7, 30817020), (10, 21571914), (12, 17976595), (13, 16593780), (14, 15408510), (15, 14381276), (20, 10785957), (21, 10272340), (26, 8296890), (28, 7704255), (30, 7190638), (35, 6163404), (39, 5531260), (42, 5136170), (52, 4148445), (60, 3595319), (65, 3318756), (70, 3081702), (78, 2765630), (84, 2568085), (91, 2370540), (105, 2054468), (130, 1659378), (140, 1540851), (156, 1382815), (182, 1185270), (195, 1106252), (210, 1027234), (260, 829689), (273, 790180), (364, 592635), (390, 553126), (420, 513617), (455, 474108), (546, 395090), (780, 276563), (910, 237054), (1092, 197545), (1365, 158036), (1820, 118527), (2730, 79018), (5460, 39509)]