668810220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1523}}^1$

素因数の和:2111

約数の個数: 96

約数和(自身を含む): 2021628672

約数和(自身を除く): 1352818452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 563, 780, 1126, 1523, 1689, 2252, 2815, 3046, 3378, 4569, 5630, 6092, 6756, 7319, 7615, 8445, 9138, 11260, 14638, 15230, 16890, 18276, 19799, 21957, 22845, 29276, 30460, 33780, 36595, 39598, 43914, 45690, 59397, 73190, 79196, 87828, 91380, 98995, 109785, 118794, 146380, 197990, 219570, 237588, 296985, 395980, 439140, 593970, 857449, 1187940, 1714898, 2572347, 3429796, 4287245, 5144694, 8574490, 10289388, 11146837, 12861735, 17148980, 22293674, 25723470, 33440511, 44587348, 51446940, 55734185, 66881022, 111468370, 133762044, 167202555, 222936740, 334405110, 668810220]

約数ペア:

[(1, 668810220), (2, 334405110), (3, 222936740), (4, 167202555), (5, 133762044), (6, 111468370), (10, 66881022), (12, 55734185), (13, 51446940), (15, 44587348), (20, 33440511), (26, 25723470), (30, 22293674), (39, 17148980), (52, 12861735), (60, 11146837), (65, 10289388), (78, 8574490), (130, 5144694), (156, 4287245), (195, 3429796), (260, 2572347), (390, 1714898), (563, 1187940), (780, 857449), (1126, 593970), (1523, 439140), (1689, 395980), (2252, 296985), (2815, 237588), (3046, 219570), (3378, 197990), (4569, 146380), (5630, 118794), (6092, 109785), (6756, 98995), (7319, 91380), (7615, 87828), (8445, 79196), (9138, 73190), (11260, 59397), (14638, 45690), (15230, 43914), (16890, 39598), (18276, 36595), (19799, 33780), (21957, 30460), (22845, 29276)]