85891560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 267563520

約数和(自身を除く): 181671960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 97, 120, 141, 157, 188, 194, 235, 282, 291, 314, 376, 388, 470, 471, 485, 564, 582, 628, 705, 776, 785, 940, 942, 970, 1128, 1164, 1256, 1410, 1455, 1570, 1880, 1884, 1940, 2328, 2355, 2820, 2910, 3140, 3768, 3880, 4559, 4710, 5640, 5820, 6280, 7379, 9118, 9420, 11640, 13677, 14758, 15229, 18236, 18840, 22137, 22795, 27354, 29516, 30458, 36472, 36895, 44274, 45590, 45687, 54708, 59032, 60916, 68385, 73790, 76145, 88548, 91180, 91374, 109416, 110685, 121832, 136770, 147580, 152290, 177096, 182360, 182748, 221370, 228435, 273540, 295160, 304580, 365496, 442740, 456870, 547080, 609160, 715763, 885480, 913740, 1431526, 1827480, 2147289, 2863052, 3578815, 4294578, 5726104, 7157630, 8589156, 10736445, 14315260, 17178312, 21472890, 28630520, 42945780, 85891560]

約数ペア:

[(1, 85891560), (2, 42945780), (3, 28630520), (4, 21472890), (5, 17178312), (6, 14315260), (8, 10736445), (10, 8589156), (12, 7157630), (15, 5726104), (20, 4294578), (24, 3578815), (30, 2863052), (40, 2147289), (47, 1827480), (60, 1431526), (94, 913740), (97, 885480), (120, 715763), (141, 609160), (157, 547080), (188, 456870), (194, 442740), (235, 365496), (282, 304580), (291, 295160), (314, 273540), (376, 228435), (388, 221370), (470, 182748), (471, 182360), (485, 177096), (564, 152290), (582, 147580), (628, 136770), (705, 121832), (776, 110685), (785, 109416), (940, 91374), (942, 91180), (970, 88548), (1128, 76145), (1164, 73790), (1256, 68385), (1410, 60916), (1455, 59032), (1570, 54708), (1880, 45687), (1884, 45590), (1940, 44274), (2328, 36895), (2355, 36472), (2820, 30458), (2910, 29516), (3140, 27354), (3768, 22795), (3880, 22137), (4559, 18840), (4710, 18236), (5640, 15229), (5820, 14758), (6280, 13677), (7379, 11640), (9118, 9420)]