219953608

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 484968960

約数和(自身を除く): 265015352

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 193, 329, 376, 386, 433, 658, 772, 866, 1316, 1351, 1544, 1732, 2632, 2702, 3031, 3464, 5404, 6062, 9071, 10808, 12124, 18142, 20351, 24248, 36284, 40702, 63497, 72568, 81404, 83569, 126994, 142457, 162808, 167138, 253988, 284914, 334276, 507976, 569828, 584983, 668552, 1139656, 1169966, 2339932, 3927743, 4679864, 7855486, 15710972, 27494201, 31421944, 54988402, 109976804, 219953608]

約数ペア:

[(1, 219953608), (2, 109976804), (4, 54988402), (7, 31421944), (8, 27494201), (14, 15710972), (28, 7855486), (47, 4679864), (56, 3927743), (94, 2339932), (188, 1169966), (193, 1139656), (329, 668552), (376, 584983), (386, 569828), (433, 507976), (658, 334276), (772, 284914), (866, 253988), (1316, 167138), (1351, 162808), (1544, 142457), (1732, 126994), (2632, 83569), (2702, 81404), (3031, 72568), (3464, 63497), (5404, 40702), (6062, 36284), (9071, 24248), (10808, 20351), (12124, 18142)]