213888540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1039}}^1$

素因数の和:1171

約数の個数: 96

約数和(自身を含む): 620605440

約数和(自身を除く): 406716900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 73, 94, 141, 146, 188, 219, 235, 282, 292, 365, 438, 470, 564, 705, 730, 876, 940, 1039, 1095, 1410, 1460, 2078, 2190, 2820, 3117, 3431, 4156, 4380, 5195, 6234, 6862, 10293, 10390, 12468, 13724, 15585, 17155, 20586, 20780, 31170, 34310, 41172, 48833, 51465, 62340, 68620, 75847, 97666, 102930, 146499, 151694, 195332, 205860, 227541, 244165, 292998, 303388, 379235, 455082, 488330, 585996, 732495, 758470, 910164, 976660, 1137705, 1464990, 1516940, 2275410, 2929980, 3564809, 4550820, 7129618, 10694427, 14259236, 17824045, 21388854, 35648090, 42777708, 53472135, 71296180, 106944270, 213888540]

約数ペア:

[(1, 213888540), (2, 106944270), (3, 71296180), (4, 53472135), (5, 42777708), (6, 35648090), (10, 21388854), (12, 17824045), (15, 14259236), (20, 10694427), (30, 7129618), (47, 4550820), (60, 3564809), (73, 2929980), (94, 2275410), (141, 1516940), (146, 1464990), (188, 1137705), (219, 976660), (235, 910164), (282, 758470), (292, 732495), (365, 585996), (438, 488330), (470, 455082), (564, 379235), (705, 303388), (730, 292998), (876, 244165), (940, 227541), (1039, 205860), (1095, 195332), (1410, 151694), (1460, 146499), (2078, 102930), (2190, 97666), (2820, 75847), (3117, 68620), (3431, 62340), (4156, 51465), (4380, 48833), (5195, 41172), (6234, 34310), (6862, 31170), (10293, 20780), (10390, 20586), (12468, 17155), (13724, 15585)]