645676848

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{577}}^1$

素因数の和:1019

約数の個数: 120

約数和(自身を含む): 1910058800

約数和(自身を除く): 1264381952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 409, 456, 577, 684, 818, 912, 1154, 1227, 1368, 1636, 1731, 2308, 2454, 2736, 3272, 3462, 3681, 4616, 4908, 5193, 6544, 6924, 7362, 7771, 9232, 9816, 10386, 10963, 13848, 14724, 15542, 19632, 20772, 21926, 23313, 27696, 29448, 31084, 32889, 41544, 43852, 46626, 58896, 62168, 65778, 69939, 83088, 87704, 93252, 98667, 124336, 131556, 139878, 175408, 186504, 197334, 235993, 263112, 279756, 373008, 394668, 471986, 526224, 559512, 707979, 789336, 943972, 1119024, 1415958, 1578672, 1887944, 2123937, 2831916, 3775888, 4247874, 4483867, 5663832, 8495748, 8967734, 11327664, 13451601, 16991496, 17935468, 26903202, 33982992, 35870936, 40354803, 53806404, 71741872, 80709606, 107612808, 161419212, 215225616, 322838424, 645676848]

約数ペア:

[(1, 645676848), (2, 322838424), (3, 215225616), (4, 161419212), (6, 107612808), (8, 80709606), (9, 71741872), (12, 53806404), (16, 40354803), (18, 35870936), (19, 33982992), (24, 26903202), (36, 17935468), (38, 16991496), (48, 13451601), (57, 11327664), (72, 8967734), (76, 8495748), (114, 5663832), (144, 4483867), (152, 4247874), (171, 3775888), (228, 2831916), (304, 2123937), (342, 1887944), (409, 1578672), (456, 1415958), (577, 1119024), (684, 943972), (818, 789336), (912, 707979), (1154, 559512), (1227, 526224), (1368, 471986), (1636, 394668), (1731, 373008), (2308, 279756), (2454, 263112), (2736, 235993), (3272, 197334), (3462, 186504), (3681, 175408), (4616, 139878), (4908, 131556), (5193, 124336), (6544, 98667), (6924, 93252), (7362, 87704), (7771, 83088), (9232, 69939), (9816, 65778), (10386, 62168), (10963, 58896), (13848, 46626), (14724, 43852), (15542, 41544), (19632, 32889), (20772, 31084), (21926, 29448), (23313, 27696)]