644663136

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:693

約数の個数: 192

約数和(自身を含む): 1956261888

約数和(自身を除く): 1311598752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 32, 37, 39, 46, 48, 52, 69, 74, 78, 92, 96, 104, 111, 138, 148, 156, 184, 208, 222, 276, 296, 299, 312, 368, 416, 444, 481, 552, 592, 598, 607, 624, 736, 851, 888, 897, 962, 1104, 1184, 1196, 1214, 1248, 1443, 1702, 1776, 1794, 1821, 1924, 2208, 2392, 2428, 2553, 2886, 3404, 3552, 3588, 3642, 3848, 4784, 4856, 5106, 5772, 6808, 7176, 7284, 7696, 7891, 9568, 9712, 10212, 11063, 11544, 13616, 13961, 14352, 14568, 15392, 15782, 19424, 20424, 22126, 22459, 23088, 23673, 27232, 27922, 28704, 29136, 31564, 33189, 40848, 41883, 44252, 44918, 46176, 47346, 55844, 58272, 63128, 66378, 67377, 81696, 83766, 88504, 89836, 94692, 111688, 126256, 132756, 134754, 167532, 177008, 179672, 181493, 189384, 223376, 252512, 265512, 269508, 291967, 335064, 354016, 359344, 362986, 378768, 446752, 516557, 531024, 539016, 544479, 583934, 670128, 718688, 725972, 757536, 875901, 1033114, 1062048, 1078032, 1088958, 1167868, 1340256, 1451944, 1549671, 1751802, 2066228, 2156064, 2177916, 2335736, 2903888, 3099342, 3503604, 4132456, 4355832, 4671472, 5807776, 6198684, 6715241, 7007208, 8264912, 8711664, 9342944, 12397368, 13430482, 14014416, 16529824, 17423328, 20145723, 24794736, 26860964, 28028832, 40291446, 49589472, 53721928, 80582892, 107443856, 161165784, 214887712, 322331568, 644663136]

約数ペア:

[(1, 644663136), (2, 322331568), (3, 214887712), (4, 161165784), (6, 107443856), (8, 80582892), (12, 53721928), (13, 49589472), (16, 40291446), (23, 28028832), (24, 26860964), (26, 24794736), (32, 20145723), (37, 17423328), (39, 16529824), (46, 14014416), (48, 13430482), (52, 12397368), (69, 9342944), (74, 8711664), (78, 8264912), (92, 7007208), (96, 6715241), (104, 6198684), (111, 5807776), (138, 4671472), (148, 4355832), (156, 4132456), (184, 3503604), (208, 3099342), (222, 2903888), (276, 2335736), (296, 2177916), (299, 2156064), (312, 2066228), (368, 1751802), (416, 1549671), (444, 1451944), (481, 1340256), (552, 1167868), (592, 1088958), (598, 1078032), (607, 1062048), (624, 1033114), (736, 875901), (851, 757536), (888, 725972), (897, 718688), (962, 670128), (1104, 583934), (1184, 544479), (1196, 539016), (1214, 531024), (1248, 516557), (1443, 446752), (1702, 378768), (1776, 362986), (1794, 359344), (1821, 354016), (1924, 335064), (2208, 291967), (2392, 269508), (2428, 265512), (2553, 252512), (2886, 223376), (3404, 189384), (3552, 181493), (3588, 179672), (3642, 177008), (3848, 167532), (4784, 134754), (4856, 132756), (5106, 126256), (5772, 111688), (6808, 94692), (7176, 89836), (7284, 88504), (7696, 83766), (7891, 81696), (9568, 67377), (9712, 66378), (10212, 63128), (11063, 58272), (11544, 55844), (13616, 47346), (13961, 46176), (14352, 44918), (14568, 44252), (15392, 41883), (15782, 40848), (19424, 33189), (20424, 31564), (22126, 29136), (22459, 28704), (23088, 27922), (23673, 27232)]