71390988

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:755

約数の個数: 72

約数和(自身を含む): 189885696

約数和(自身を除く): 118494708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 151, 207, 276, 302, 414, 453, 571, 604, 828, 906, 1142, 1359, 1713, 1812, 2284, 2718, 3426, 3473, 5139, 5436, 6852, 6946, 10278, 10419, 13133, 13892, 20556, 20838, 26266, 31257, 39399, 41676, 52532, 62514, 78798, 86221, 118197, 125028, 157596, 172442, 236394, 258663, 344884, 472788, 517326, 775989, 1034652, 1551978, 1983083, 3103956, 3966166, 5949249, 7932332, 11898498, 17847747, 23796996, 35695494, 71390988]

約数ペア:

[(1, 71390988), (2, 35695494), (3, 23796996), (4, 17847747), (6, 11898498), (9, 7932332), (12, 5949249), (18, 3966166), (23, 3103956), (36, 1983083), (46, 1551978), (69, 1034652), (92, 775989), (138, 517326), (151, 472788), (207, 344884), (276, 258663), (302, 236394), (414, 172442), (453, 157596), (571, 125028), (604, 118197), (828, 86221), (906, 78798), (1142, 62514), (1359, 52532), (1713, 41676), (1812, 39399), (2284, 31257), (2718, 26266), (3426, 20838), (3473, 20556), (5139, 13892), (5436, 13133), (6852, 10419), (6946, 10278)]