321451312

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 829946880

約数和(自身を除く): 508495568

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 29, 46, 52, 56, 58, 91, 92, 104, 112, 116, 161, 182, 184, 203, 208, 232, 299, 322, 331, 364, 368, 377, 406, 464, 598, 644, 662, 667, 728, 754, 812, 1196, 1288, 1324, 1334, 1456, 1508, 1624, 2093, 2317, 2392, 2576, 2639, 2648, 2668, 3016, 3248, 4186, 4303, 4634, 4669, 4784, 5278, 5296, 5336, 6032, 7613, 8372, 8606, 8671, 9268, 9338, 9599, 10556, 10672, 15226, 16744, 17212, 17342, 18536, 18676, 19198, 21112, 30121, 30452, 33488, 34424, 34684, 37072, 37352, 38396, 42224, 53291, 60242, 60697, 60904, 67193, 68848, 69368, 74704, 76792, 98969, 106582, 120484, 121394, 121808, 124787, 134386, 138736, 153584, 197938, 213164, 220777, 240968, 242788, 249574, 268772, 395876, 426328, 441554, 481936, 485576, 499148, 537544, 692783, 791752, 852656, 873509, 883108, 971152, 998296, 1075088, 1385566, 1545439, 1583504, 1747018, 1766216, 1996592, 2771132, 2870101, 3090878, 3494036, 3532432, 5542264, 5740202, 6181756, 6988072, 11084528, 11480404, 12363512, 13976144, 20090707, 22960808, 24727024, 40181414, 45921616, 80362828, 160725656, 321451312]

約数ペア:

[(1, 321451312), (2, 160725656), (4, 80362828), (7, 45921616), (8, 40181414), (13, 24727024), (14, 22960808), (16, 20090707), (23, 13976144), (26, 12363512), (28, 11480404), (29, 11084528), (46, 6988072), (52, 6181756), (56, 5740202), (58, 5542264), (91, 3532432), (92, 3494036), (104, 3090878), (112, 2870101), (116, 2771132), (161, 1996592), (182, 1766216), (184, 1747018), (203, 1583504), (208, 1545439), (232, 1385566), (299, 1075088), (322, 998296), (331, 971152), (364, 883108), (368, 873509), (377, 852656), (406, 791752), (464, 692783), (598, 537544), (644, 499148), (662, 485576), (667, 481936), (728, 441554), (754, 426328), (812, 395876), (1196, 268772), (1288, 249574), (1324, 242788), (1334, 240968), (1456, 220777), (1508, 213164), (1624, 197938), (2093, 153584), (2317, 138736), (2392, 134386), (2576, 124787), (2639, 121808), (2648, 121394), (2668, 120484), (3016, 106582), (3248, 98969), (4186, 76792), (4303, 74704), (4634, 69368), (4669, 68848), (4784, 67193), (5278, 60904), (5296, 60697), (5336, 60242), (6032, 53291), (7613, 42224), (8372, 38396), (8606, 37352), (8671, 37072), (9268, 34684), (9338, 34424), (9599, 33488), (10556, 30452), (10672, 30121), (15226, 21112), (16744, 19198), (17212, 18676), (17342, 18536)]