209179620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89393}}^1$

素因数の和:89421

約数の個数: 72

約数和(自身を含む): 683327736

約数和(自身を除く): 474148116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 89393, 178786, 268179, 357572, 446965, 536358, 804537, 893930, 1072716, 1162109, 1340895, 1609074, 1787860, 2324218, 2681790, 3218148, 3486327, 4022685, 4648436, 5363580, 5810545, 6972654, 8045370, 10458981, 11621090, 13945308, 16090740, 17431635, 20917962, 23242180, 34863270, 41835924, 52294905, 69726540, 104589810, 209179620]

約数ペア:

[(1, 209179620), (2, 104589810), (3, 69726540), (4, 52294905), (5, 41835924), (6, 34863270), (9, 23242180), (10, 20917962), (12, 17431635), (13, 16090740), (15, 13945308), (18, 11621090), (20, 10458981), (26, 8045370), (30, 6972654), (36, 5810545), (39, 5363580), (45, 4648436), (52, 4022685), (60, 3486327), (65, 3218148), (78, 2681790), (90, 2324218), (117, 1787860), (130, 1609074), (156, 1340895), (180, 1162109), (195, 1072716), (234, 893930), (260, 804537), (390, 536358), (468, 446965), (585, 357572), (780, 268179), (1170, 178786), (2340, 89393)]