217543480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{6421}}^1$

素因数の和:6461

約数の個数: 96

約数和(自身を含む): 614970720

約数和(自身を除く): 397427240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 220, 242, 280, 308, 385, 440, 484, 605, 616, 770, 847, 968, 1210, 1540, 1694, 2420, 3080, 3388, 4235, 4840, 6421, 6776, 8470, 12842, 16940, 25684, 32105, 33880, 44947, 51368, 64210, 70631, 89894, 128420, 141262, 179788, 224735, 256840, 282524, 353155, 359576, 449470, 494417, 565048, 706310, 776941, 898940, 988834, 1412620, 1553882, 1797880, 1977668, 2472085, 2825240, 3107764, 3884705, 3955336, 4944170, 5438587, 6215528, 7769410, 9888340, 10877174, 15538820, 19776680, 21754348, 27192935, 31077640, 43508696, 54385870, 108771740, 217543480]

約数ペア:

[(1, 217543480), (2, 108771740), (4, 54385870), (5, 43508696), (7, 31077640), (8, 27192935), (10, 21754348), (11, 19776680), (14, 15538820), (20, 10877174), (22, 9888340), (28, 7769410), (35, 6215528), (40, 5438587), (44, 4944170), (55, 3955336), (56, 3884705), (70, 3107764), (77, 2825240), (88, 2472085), (110, 1977668), (121, 1797880), (140, 1553882), (154, 1412620), (220, 988834), (242, 898940), (280, 776941), (308, 706310), (385, 565048), (440, 494417), (484, 449470), (605, 359576), (616, 353155), (770, 282524), (847, 256840), (968, 224735), (1210, 179788), (1540, 141262), (1694, 128420), (2420, 89894), (3080, 70631), (3388, 64210), (4235, 51368), (4840, 44947), (6421, 33880), (6776, 32105), (8470, 25684), (12842, 16940)]