1257001240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{13669}}^1$

素因数の和:13721

約数の個数: 96

約数和(自身を含む): 3272598000

約数和(自身を除く): 2015596760

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 121, 152, 190, 209, 220, 242, 380, 418, 440, 484, 605, 760, 836, 968, 1045, 1210, 1672, 2090, 2299, 2420, 4180, 4598, 4840, 8360, 9196, 11495, 13669, 18392, 22990, 27338, 45980, 54676, 68345, 91960, 109352, 136690, 150359, 259711, 273380, 300718, 519422, 546760, 601436, 751795, 1038844, 1202872, 1298555, 1503590, 1653949, 2077688, 2597110, 2856821, 3007180, 3307898, 5194220, 5713642, 6014360, 6615796, 8269745, 10388440, 11427284, 13231592, 14284105, 16539490, 22854568, 28568210, 31425031, 33078980, 57136420, 62850062, 66157960, 114272840, 125700124, 157125155, 251400248, 314250310, 628500620, 1257001240]

約数ペア:

[(1, 1257001240), (2, 628500620), (4, 314250310), (5, 251400248), (8, 157125155), (10, 125700124), (11, 114272840), (19, 66157960), (20, 62850062), (22, 57136420), (38, 33078980), (40, 31425031), (44, 28568210), (55, 22854568), (76, 16539490), (88, 14284105), (95, 13231592), (110, 11427284), (121, 10388440), (152, 8269745), (190, 6615796), (209, 6014360), (220, 5713642), (242, 5194220), (380, 3307898), (418, 3007180), (440, 2856821), (484, 2597110), (605, 2077688), (760, 1653949), (836, 1503590), (968, 1298555), (1045, 1202872), (1210, 1038844), (1672, 751795), (2090, 601436), (2299, 546760), (2420, 519422), (4180, 300718), (4598, 273380), (4840, 259711), (8360, 150359), (9196, 136690), (11495, 109352), (13669, 91960), (18392, 68345), (22990, 54676), (27338, 45980)]