1293046890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1116

約数の個数: 128

約数和(自身を含む): 3400925184

約数和(自身を除く): 2107878294

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 31, 46, 61, 62, 69, 93, 115, 122, 138, 155, 183, 186, 230, 305, 310, 345, 366, 465, 610, 690, 713, 915, 930, 991, 1403, 1426, 1830, 1891, 1982, 2139, 2806, 2973, 3565, 3782, 4209, 4278, 4955, 5673, 5946, 7015, 7130, 8418, 9455, 9910, 10695, 11346, 14030, 14865, 18910, 21045, 21390, 22793, 28365, 29730, 30721, 42090, 43493, 45586, 56730, 60451, 61442, 68379, 86986, 92163, 113965, 120902, 130479, 136758, 153605, 181353, 184326, 217465, 227930, 260958, 302255, 307210, 341895, 362706, 434930, 460815, 604510, 652395, 683790, 706583, 906765, 921630, 1304790, 1390373, 1413166, 1813530, 1873981, 2119749, 2780746, 3532915, 3747962, 4171119, 4239498, 5621943, 6951865, 7065830, 8342238, 9369905, 10598745, 11243886, 13903730, 18739810, 20855595, 21197490, 28109715, 41711190, 43101563, 56219430, 86203126, 129304689, 215507815, 258609378, 431015630, 646523445, 1293046890]

約数ペア:

[(1, 1293046890), (2, 646523445), (3, 431015630), (5, 258609378), (6, 215507815), (10, 129304689), (15, 86203126), (23, 56219430), (30, 43101563), (31, 41711190), (46, 28109715), (61, 21197490), (62, 20855595), (69, 18739810), (93, 13903730), (115, 11243886), (122, 10598745), (138, 9369905), (155, 8342238), (183, 7065830), (186, 6951865), (230, 5621943), (305, 4239498), (310, 4171119), (345, 3747962), (366, 3532915), (465, 2780746), (610, 2119749), (690, 1873981), (713, 1813530), (915, 1413166), (930, 1390373), (991, 1304790), (1403, 921630), (1426, 906765), (1830, 706583), (1891, 683790), (1982, 652395), (2139, 604510), (2806, 460815), (2973, 434930), (3565, 362706), (3782, 341895), (4209, 307210), (4278, 302255), (4955, 260958), (5673, 227930), (5946, 217465), (7015, 184326), (7130, 181353), (8418, 153605), (9455, 136758), (9910, 130479), (10695, 120902), (11346, 113965), (14030, 92163), (14865, 86986), (18910, 68379), (21045, 61442), (21390, 60451), (22793, 56730), (28365, 45586), (29730, 43493), (30721, 42090)]