320724144

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:257

約数の個数: 240

約数和(自身を含む): 1045647360

約数和(自身を除く): 724923216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 27, 36, 39, 46, 48, 52, 54, 69, 72, 78, 92, 104, 108, 117, 138, 144, 156, 169, 184, 191, 207, 208, 216, 234, 276, 299, 312, 338, 351, 368, 382, 414, 432, 468, 507, 552, 573, 598, 621, 624, 676, 702, 764, 828, 897, 936, 1014, 1104, 1146, 1196, 1242, 1352, 1404, 1521, 1528, 1656, 1719, 1794, 1872, 2028, 2292, 2392, 2483, 2484, 2691, 2704, 2808, 3042, 3056, 3312, 3438, 3588, 3887, 4056, 4393, 4563, 4584, 4784, 4966, 4968, 5157, 5382, 5616, 6084, 6876, 7176, 7449, 7774, 8073, 8112, 8786, 9126, 9168, 9932, 9936, 10314, 10764, 11661, 12168, 13179, 13752, 14352, 14898, 15548, 16146, 17572, 18252, 19864, 20628, 21528, 22347, 23322, 24336, 26358, 27504, 29796, 31096, 32279, 32292, 34983, 35144, 36504, 39537, 39728, 41256, 43056, 44694, 46644, 52716, 57109, 59592, 62192, 64558, 64584, 67041, 69966, 70288, 73008, 79074, 82512, 89388, 93288, 96837, 104949, 105432, 114218, 118611, 119184, 129116, 129168, 134082, 139932, 158148, 171327, 178776, 186576, 193674, 209898, 210864, 228436, 237222, 258232, 268164, 279864, 290511, 316296, 342654, 357552, 387348, 419796, 456872, 474444, 513981, 516464, 536328, 559728, 581022, 632592, 685308, 742417, 774696, 839592, 871533, 913744, 948888, 1027962, 1072656, 1162044, 1370616, 1484834, 1541943, 1549392, 1679184, 1743066, 1897776, 2055924, 2227251, 2324088, 2741232, 2969668, 3083886, 3486132, 4111848, 4454502, 4648176, 5939336, 6167772, 6681753, 6972264, 8223696, 8909004, 11878672, 12335544, 13363506, 13944528, 17818008, 20045259, 24671088, 26727012, 35636016, 40090518, 53454024, 80181036, 106908048, 160362072, 320724144]

約数ペア:

[(1, 320724144), (2, 160362072), (3, 106908048), (4, 80181036), (6, 53454024), (8, 40090518), (9, 35636016), (12, 26727012), (13, 24671088), (16, 20045259), (18, 17818008), (23, 13944528), (24, 13363506), (26, 12335544), (27, 11878672), (36, 8909004), (39, 8223696), (46, 6972264), (48, 6681753), (52, 6167772), (54, 5939336), (69, 4648176), (72, 4454502), (78, 4111848), (92, 3486132), (104, 3083886), (108, 2969668), (117, 2741232), (138, 2324088), (144, 2227251), (156, 2055924), (169, 1897776), (184, 1743066), (191, 1679184), (207, 1549392), (208, 1541943), (216, 1484834), (234, 1370616), (276, 1162044), (299, 1072656), (312, 1027962), (338, 948888), (351, 913744), (368, 871533), (382, 839592), (414, 774696), (432, 742417), (468, 685308), (507, 632592), (552, 581022), (573, 559728), (598, 536328), (621, 516464), (624, 513981), (676, 474444), (702, 456872), (764, 419796), (828, 387348), (897, 357552), (936, 342654), (1014, 316296), (1104, 290511), (1146, 279864), (1196, 268164), (1242, 258232), (1352, 237222), (1404, 228436), (1521, 210864), (1528, 209898), (1656, 193674), (1719, 186576), (1794, 178776), (1872, 171327), (2028, 158148), (2292, 139932), (2392, 134082), (2483, 129168), (2484, 129116), (2691, 119184), (2704, 118611), (2808, 114218), (3042, 105432), (3056, 104949), (3312, 96837), (3438, 93288), (3588, 89388), (3887, 82512), (4056, 79074), (4393, 73008), (4563, 70288), (4584, 69966), (4784, 67041), (4966, 64584), (4968, 64558), (5157, 62192), (5382, 59592), (5616, 57109), (6084, 52716), (6876, 46644), (7176, 44694), (7449, 43056), (7774, 41256), (8073, 39728), (8112, 39537), (8786, 36504), (9126, 35144), (9168, 34983), (9932, 32292), (9936, 32279), (10314, 31096), (10764, 29796), (11661, 27504), (12168, 26358), (13179, 24336), (13752, 23322), (14352, 22347), (14898, 21528), (15548, 20628), (16146, 19864), (17572, 18252)]