247164240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:425

約数の個数: 160

約数和(自身を含む): 799948800

約数和(自身を除く): 552784560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 139, 155, 186, 239, 240, 248, 278, 310, 372, 417, 465, 478, 496, 556, 620, 695, 717, 744, 834, 930, 956, 1112, 1195, 1240, 1390, 1434, 1488, 1668, 1860, 1912, 2085, 2224, 2390, 2480, 2780, 2868, 3336, 3585, 3720, 3824, 4170, 4309, 4780, 5560, 5736, 6672, 7170, 7409, 7440, 8340, 8618, 9560, 11120, 11472, 12927, 14340, 14818, 16680, 17236, 19120, 21545, 22227, 25854, 28680, 29636, 33221, 33360, 34472, 37045, 43090, 44454, 51708, 57360, 59272, 64635, 66442, 68944, 74090, 86180, 88908, 99663, 103416, 111135, 118544, 129270, 132884, 148180, 166105, 172360, 177816, 199326, 206832, 222270, 258540, 265768, 296360, 332210, 344720, 355632, 398652, 444540, 498315, 517080, 531536, 592720, 664420, 797304, 889080, 996630, 1029851, 1034160, 1328840, 1594608, 1778160, 1993260, 2059702, 2657680, 3089553, 3986520, 4119404, 5149255, 6179106, 7973040, 8238808, 10298510, 12358212, 15447765, 16477616, 20597020, 24716424, 30895530, 41194040, 49432848, 61791060, 82388080, 123582120, 247164240]

約数ペア:

[(1, 247164240), (2, 123582120), (3, 82388080), (4, 61791060), (5, 49432848), (6, 41194040), (8, 30895530), (10, 24716424), (12, 20597020), (15, 16477616), (16, 15447765), (20, 12358212), (24, 10298510), (30, 8238808), (31, 7973040), (40, 6179106), (48, 5149255), (60, 4119404), (62, 3986520), (80, 3089553), (93, 2657680), (120, 2059702), (124, 1993260), (139, 1778160), (155, 1594608), (186, 1328840), (239, 1034160), (240, 1029851), (248, 996630), (278, 889080), (310, 797304), (372, 664420), (417, 592720), (465, 531536), (478, 517080), (496, 498315), (556, 444540), (620, 398652), (695, 355632), (717, 344720), (744, 332210), (834, 296360), (930, 265768), (956, 258540), (1112, 222270), (1195, 206832), (1240, 199326), (1390, 177816), (1434, 172360), (1488, 166105), (1668, 148180), (1860, 132884), (1912, 129270), (2085, 118544), (2224, 111135), (2390, 103416), (2480, 99663), (2780, 88908), (2868, 86180), (3336, 74090), (3585, 68944), (3720, 66442), (3824, 64635), (4170, 59272), (4309, 57360), (4780, 51708), (5560, 44454), (5736, 43090), (6672, 37045), (7170, 34472), (7409, 33360), (7440, 33221), (8340, 29636), (8618, 28680), (9560, 25854), (11120, 22227), (11472, 21545), (12927, 19120), (14340, 17236), (14818, 16680)]