71491380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 209139840

約数和(自身を除く): 137648460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 181, 227, 290, 348, 362, 435, 454, 543, 580, 681, 724, 870, 905, 908, 1086, 1135, 1362, 1740, 1810, 2172, 2270, 2715, 2724, 3405, 3620, 4540, 5249, 5430, 6583, 6810, 10498, 10860, 13166, 13620, 15747, 19749, 20996, 26245, 26332, 31494, 32915, 39498, 41087, 52490, 62988, 65830, 78735, 78996, 82174, 98745, 104980, 123261, 131660, 157470, 164348, 197490, 205435, 246522, 314940, 394980, 410870, 493044, 616305, 821740, 1191523, 1232610, 2383046, 2465220, 3574569, 4766092, 5957615, 7149138, 11915230, 14298276, 17872845, 23830460, 35745690, 71491380]

約数ペア:

[(1, 71491380), (2, 35745690), (3, 23830460), (4, 17872845), (5, 14298276), (6, 11915230), (10, 7149138), (12, 5957615), (15, 4766092), (20, 3574569), (29, 2465220), (30, 2383046), (58, 1232610), (60, 1191523), (87, 821740), (116, 616305), (145, 493044), (174, 410870), (181, 394980), (227, 314940), (290, 246522), (348, 205435), (362, 197490), (435, 164348), (454, 157470), (543, 131660), (580, 123261), (681, 104980), (724, 98745), (870, 82174), (905, 78996), (908, 78735), (1086, 65830), (1135, 62988), (1362, 52490), (1740, 41087), (1810, 39498), (2172, 32915), (2270, 31494), (2715, 26332), (2724, 26245), (3405, 20996), (3620, 19749), (4540, 15747), (5249, 13620), (5430, 13166), (6583, 10860), (6810, 10498)]