71991090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 200019456

約数和(自身を除く): 128028366

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 211, 223, 255, 306, 422, 446, 510, 633, 669, 765, 1055, 1115, 1266, 1338, 1530, 1899, 2007, 2110, 2230, 3165, 3345, 3587, 3791, 3798, 4014, 6330, 6690, 7174, 7582, 9495, 10035, 10761, 11373, 17935, 18955, 18990, 20070, 21522, 22746, 32283, 34119, 35870, 37910, 47053, 53805, 56865, 64566, 68238, 94106, 107610, 113730, 141159, 161415, 170595, 235265, 282318, 322830, 341190, 423477, 470530, 705795, 799901, 846954, 1411590, 1599802, 2117385, 2399703, 3999505, 4234770, 4799406, 7199109, 7999010, 11998515, 14398218, 23997030, 35995545, 71991090]

約数ペア:

[(1, 71991090), (2, 35995545), (3, 23997030), (5, 14398218), (6, 11998515), (9, 7999010), (10, 7199109), (15, 4799406), (17, 4234770), (18, 3999505), (30, 2399703), (34, 2117385), (45, 1599802), (51, 1411590), (85, 846954), (90, 799901), (102, 705795), (153, 470530), (170, 423477), (211, 341190), (223, 322830), (255, 282318), (306, 235265), (422, 170595), (446, 161415), (510, 141159), (633, 113730), (669, 107610), (765, 94106), (1055, 68238), (1115, 64566), (1266, 56865), (1338, 53805), (1530, 47053), (1899, 37910), (2007, 35870), (2110, 34119), (2230, 32283), (3165, 22746), (3345, 21522), (3587, 20070), (3791, 18990), (3798, 18955), (4014, 17935), (6330, 11373), (6690, 10761), (7174, 10035), (7582, 9495)]