7474770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 20445516

約数和(自身を除く): 12970746

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 157, 207, 230, 314, 345, 414, 471, 529, 690, 785, 942, 1035, 1058, 1413, 1570, 1587, 2070, 2355, 2645, 2826, 3174, 3611, 4710, 4761, 5290, 7065, 7222, 7935, 9522, 10833, 14130, 15870, 18055, 21666, 23805, 32499, 36110, 47610, 54165, 64998, 83053, 108330, 162495, 166106, 249159, 324990, 415265, 498318, 747477, 830530, 1245795, 1494954, 2491590, 3737385, 7474770]

約数ペア:

[(1, 7474770), (2, 3737385), (3, 2491590), (5, 1494954), (6, 1245795), (9, 830530), (10, 747477), (15, 498318), (18, 415265), (23, 324990), (30, 249159), (45, 166106), (46, 162495), (69, 108330), (90, 83053), (115, 64998), (138, 54165), (157, 47610), (207, 36110), (230, 32499), (314, 23805), (345, 21666), (414, 18055), (471, 15870), (529, 14130), (690, 10833), (785, 9522), (942, 7935), (1035, 7222), (1058, 7065), (1413, 5290), (1570, 4761), (1587, 4710), (2070, 3611), (2355, 3174), (2645, 2826)]