206435240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{6427}}^1$

素因数の和:6522

約数の個数: 64

約数和(自身を含む): 513725760

約数和(自身を除く): 307290520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 584, 730, 803, 1460, 1606, 2920, 3212, 4015, 6424, 6427, 8030, 12854, 16060, 25708, 32120, 32135, 51416, 64270, 70697, 128540, 141394, 257080, 282788, 353485, 469171, 565576, 706970, 938342, 1413940, 1876684, 2345855, 2827880, 3753368, 4691710, 5160881, 9383420, 10321762, 18766840, 20643524, 25804405, 41287048, 51608810, 103217620, 206435240]

約数ペア:

[(1, 206435240), (2, 103217620), (4, 51608810), (5, 41287048), (8, 25804405), (10, 20643524), (11, 18766840), (20, 10321762), (22, 9383420), (40, 5160881), (44, 4691710), (55, 3753368), (73, 2827880), (88, 2345855), (110, 1876684), (146, 1413940), (220, 938342), (292, 706970), (365, 565576), (440, 469171), (584, 353485), (730, 282788), (803, 257080), (1460, 141394), (1606, 128540), (2920, 70697), (3212, 64270), (4015, 51416), (6424, 32135), (6427, 32120), (8030, 25708), (12854, 16060)]