81601884

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:94

約数の個数: 288

約数和(自身を含む): 286755840

約数和(自身を除く): 205153956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 23, 26, 27, 28, 36, 38, 39, 42, 46, 52, 54, 57, 63, 69, 76, 78, 84, 91, 92, 108, 114, 117, 126, 133, 138, 156, 161, 171, 182, 189, 207, 228, 234, 247, 252, 266, 273, 276, 299, 322, 342, 351, 361, 364, 378, 399, 414, 437, 468, 483, 494, 513, 532, 546, 598, 621, 644, 684, 702, 722, 741, 756, 798, 819, 828, 874, 897, 966, 988, 1026, 1083, 1092, 1196, 1197, 1242, 1311, 1404, 1444, 1449, 1482, 1596, 1638, 1729, 1748, 1794, 1932, 2052, 2093, 2166, 2223, 2394, 2457, 2484, 2527, 2622, 2691, 2898, 2964, 3059, 3249, 3276, 3458, 3588, 3591, 3933, 4186, 4332, 4347, 4446, 4693, 4788, 4914, 5054, 5187, 5244, 5382, 5681, 5796, 6118, 6279, 6498, 6669, 6916, 7182, 7581, 7866, 8073, 8303, 8372, 8694, 8892, 9177, 9386, 9747, 9828, 10108, 10374, 10764, 11362, 11799, 12236, 12558, 12996, 13338, 14079, 14364, 15162, 15561, 15732, 16146, 16606, 17043, 17388, 18354, 18772, 18837, 19494, 20748, 22724, 22743, 23598, 24909, 25116, 26676, 27531, 28158, 30324, 31122, 32292, 32851, 33212, 34086, 36708, 37674, 38988, 39767, 42237, 45486, 46683, 47196, 49818, 51129, 55062, 56316, 56511, 58121, 62244, 65702, 68172, 68229, 74727, 75348, 79534, 82593, 84474, 90972, 93366, 98553, 99636, 102258, 107939, 110124, 113022, 116242, 119301, 126711, 131404, 136458, 149454, 153387, 159068, 165186, 168948, 174363, 186732, 197106, 204516, 215878, 224181, 226044, 232484, 238602, 253422, 272916, 295659, 298908, 306774, 323817, 330372, 348726, 357903, 394212, 431756, 448362, 477204, 506844, 523089, 591318, 613548, 647634, 697452, 715806, 755573, 886977, 896724, 971451, 1046178, 1073709, 1182636, 1295268, 1431612, 1511146, 1569267, 1773954, 1942902, 2092356, 2147418, 2266719, 2914353, 3022292, 3138534, 3547908, 3885804, 4294836, 4533438, 5828706, 6277068, 6800157, 9066876, 11657412, 13600314, 20400471, 27200628, 40800942, 81601884]

約数ペア:

[(1, 81601884), (2, 40800942), (3, 27200628), (4, 20400471), (6, 13600314), (7, 11657412), (9, 9066876), (12, 6800157), (13, 6277068), (14, 5828706), (18, 4533438), (19, 4294836), (21, 3885804), (23, 3547908), (26, 3138534), (27, 3022292), (28, 2914353), (36, 2266719), (38, 2147418), (39, 2092356), (42, 1942902), (46, 1773954), (52, 1569267), (54, 1511146), (57, 1431612), (63, 1295268), (69, 1182636), (76, 1073709), (78, 1046178), (84, 971451), (91, 896724), (92, 886977), (108, 755573), (114, 715806), (117, 697452), (126, 647634), (133, 613548), (138, 591318), (156, 523089), (161, 506844), (171, 477204), (182, 448362), (189, 431756), (207, 394212), (228, 357903), (234, 348726), (247, 330372), (252, 323817), (266, 306774), (273, 298908), (276, 295659), (299, 272916), (322, 253422), (342, 238602), (351, 232484), (361, 226044), (364, 224181), (378, 215878), (399, 204516), (414, 197106), (437, 186732), (468, 174363), (483, 168948), (494, 165186), (513, 159068), (532, 153387), (546, 149454), (598, 136458), (621, 131404), (644, 126711), (684, 119301), (702, 116242), (722, 113022), (741, 110124), (756, 107939), (798, 102258), (819, 99636), (828, 98553), (874, 93366), (897, 90972), (966, 84474), (988, 82593), (1026, 79534), (1083, 75348), (1092, 74727), (1196, 68229), (1197, 68172), (1242, 65702), (1311, 62244), (1404, 58121), (1444, 56511), (1449, 56316), (1482, 55062), (1596, 51129), (1638, 49818), (1729, 47196), (1748, 46683), (1794, 45486), (1932, 42237), (2052, 39767), (2093, 38988), (2166, 37674), (2223, 36708), (2394, 34086), (2457, 33212), (2484, 32851), (2527, 32292), (2622, 31122), (2691, 30324), (2898, 28158), (2964, 27531), (3059, 26676), (3249, 25116), (3276, 24909), (3458, 23598), (3588, 22743), (3591, 22724), (3933, 20748), (4186, 19494), (4332, 18837), (4347, 18772), (4446, 18354), (4693, 17388), (4788, 17043), (4914, 16606), (5054, 16146), (5187, 15732), (5244, 15561), (5382, 15162), (5681, 14364), (5796, 14079), (6118, 13338), (6279, 12996), (6498, 12558), (6669, 12236), (6916, 11799), (7182, 11362), (7581, 10764), (7866, 10374), (8073, 10108), (8303, 9828), (8372, 9747), (8694, 9386), (8892, 9177)]