66131820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7817}}^1$

素因数の和:7879

約数の個数: 72

約数和(自身を含む): 204894144

約数和(自身を除く): 138762324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 4230, 7817, 8460, 15634, 23451, 31268, 39085, 46902, 70353, 78170, 93804, 117255, 140706, 156340, 234510, 281412, 351765, 367399, 469020, 703530, 734798, 1102197, 1407060, 1469596, 1836995, 2204394, 3306591, 3673990, 4408788, 5510985, 6613182, 7347980, 11021970, 13226364, 16532955, 22043940, 33065910, 66131820]

約数ペア:

[(1, 66131820), (2, 33065910), (3, 22043940), (4, 16532955), (5, 13226364), (6, 11021970), (9, 7347980), (10, 6613182), (12, 5510985), (15, 4408788), (18, 3673990), (20, 3306591), (30, 2204394), (36, 1836995), (45, 1469596), (47, 1407060), (60, 1102197), (90, 734798), (94, 703530), (141, 469020), (180, 367399), (188, 351765), (235, 281412), (282, 234510), (423, 156340), (470, 140706), (564, 117255), (705, 93804), (846, 78170), (940, 70353), (1410, 46902), (1692, 39085), (2115, 31268), (2820, 23451), (4230, 15634), (7817, 8460)]