31212288

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 216

約数和(自身を含む): 102036480

約数和(自身を除く): 70824192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 31, 32, 36, 38, 46, 48, 57, 62, 64, 69, 72, 76, 92, 93, 96, 114, 124, 128, 138, 144, 152, 171, 184, 186, 192, 207, 228, 248, 256, 276, 279, 288, 304, 342, 368, 372, 384, 414, 437, 456, 496, 552, 558, 576, 589, 608, 684, 713, 736, 744, 768, 828, 874, 912, 992, 1104, 1116, 1152, 1178, 1216, 1311, 1368, 1426, 1472, 1488, 1656, 1748, 1767, 1824, 1984, 2139, 2208, 2232, 2304, 2356, 2432, 2622, 2736, 2852, 2944, 2976, 3312, 3496, 3534, 3648, 3933, 3968, 4278, 4416, 4464, 4712, 4864, 5244, 5301, 5472, 5704, 5888, 5952, 6417, 6624, 6992, 7068, 7296, 7866, 7936, 8556, 8832, 8928, 9424, 10488, 10602, 10944, 11408, 11904, 12834, 13248, 13547, 13984, 14136, 14592, 15732, 17112, 17664, 17856, 18848, 20976, 21204, 21888, 22816, 23808, 25668, 26496, 27094, 27968, 28272, 31464, 34224, 35712, 37696, 40641, 41952, 42408, 43776, 45632, 51336, 52992, 54188, 55936, 56544, 62928, 68448, 71424, 75392, 81282, 83904, 84816, 91264, 102672, 108376, 111872, 113088, 121923, 125856, 136896, 150784, 162564, 167808, 169632, 182528, 205344, 216752, 226176, 243846, 251712, 273792, 325128, 335616, 339264, 410688, 433504, 452352, 487692, 503424, 547584, 650256, 678528, 821376, 867008, 975384, 1006848, 1300512, 1357056, 1642752, 1734016, 1950768, 2601024, 3468032, 3901536, 5202048, 7803072, 10404096, 15606144, 31212288]

約数ペア:

[(1, 31212288), (2, 15606144), (3, 10404096), (4, 7803072), (6, 5202048), (8, 3901536), (9, 3468032), (12, 2601024), (16, 1950768), (18, 1734016), (19, 1642752), (23, 1357056), (24, 1300512), (31, 1006848), (32, 975384), (36, 867008), (38, 821376), (46, 678528), (48, 650256), (57, 547584), (62, 503424), (64, 487692), (69, 452352), (72, 433504), (76, 410688), (92, 339264), (93, 335616), (96, 325128), (114, 273792), (124, 251712), (128, 243846), (138, 226176), (144, 216752), (152, 205344), (171, 182528), (184, 169632), (186, 167808), (192, 162564), (207, 150784), (228, 136896), (248, 125856), (256, 121923), (276, 113088), (279, 111872), (288, 108376), (304, 102672), (342, 91264), (368, 84816), (372, 83904), (384, 81282), (414, 75392), (437, 71424), (456, 68448), (496, 62928), (552, 56544), (558, 55936), (576, 54188), (589, 52992), (608, 51336), (684, 45632), (713, 43776), (736, 42408), (744, 41952), (768, 40641), (828, 37696), (874, 35712), (912, 34224), (992, 31464), (1104, 28272), (1116, 27968), (1152, 27094), (1178, 26496), (1216, 25668), (1311, 23808), (1368, 22816), (1426, 21888), (1472, 21204), (1488, 20976), (1656, 18848), (1748, 17856), (1767, 17664), (1824, 17112), (1984, 15732), (2139, 14592), (2208, 14136), (2232, 13984), (2304, 13547), (2356, 13248), (2432, 12834), (2622, 11904), (2736, 11408), (2852, 10944), (2944, 10602), (2976, 10488), (3312, 9424), (3496, 8928), (3534, 8832), (3648, 8556), (3933, 7936), (3968, 7866), (4278, 7296), (4416, 7068), (4464, 6992), (4712, 6624), (4864, 6417), (5244, 5952), (5301, 5888), (5472, 5704)]