76720470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:461

約数の個数: 64

約数和(自身を含む): 188697600

約数和(自身を除く): 111977130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 181, 199, 213, 355, 362, 398, 426, 543, 597, 710, 905, 995, 1065, 1086, 1194, 1810, 1990, 2130, 2715, 2985, 5430, 5970, 12851, 14129, 25702, 28258, 36019, 38553, 42387, 64255, 70645, 72038, 77106, 84774, 108057, 128510, 141290, 180095, 192765, 211935, 216114, 360190, 385530, 423870, 540285, 1080570, 2557349, 5114698, 7672047, 12786745, 15344094, 25573490, 38360235, 76720470]

約数ペア:

[(1, 76720470), (2, 38360235), (3, 25573490), (5, 15344094), (6, 12786745), (10, 7672047), (15, 5114698), (30, 2557349), (71, 1080570), (142, 540285), (181, 423870), (199, 385530), (213, 360190), (355, 216114), (362, 211935), (398, 192765), (426, 180095), (543, 141290), (597, 128510), (710, 108057), (905, 84774), (995, 77106), (1065, 72038), (1086, 70645), (1194, 64255), (1810, 42387), (1990, 38553), (2130, 36019), (2715, 28258), (2985, 25702), (5430, 14129), (5970, 12851)]