217796964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 652087296

約数和(自身を除く): 434290332

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 151, 154, 196, 223, 231, 294, 302, 308, 446, 453, 462, 539, 588, 604, 669, 892, 906, 924, 1057, 1078, 1338, 1561, 1617, 1661, 1812, 2114, 2156, 2453, 2676, 3122, 3171, 3234, 3322, 4228, 4683, 4906, 4983, 6244, 6342, 6468, 6644, 7359, 7399, 9366, 9812, 9966, 10927, 11627, 12684, 14718, 14798, 17171, 18732, 19932, 21854, 22197, 23254, 29436, 29596, 32781, 33673, 34342, 34881, 43708, 44394, 46508, 51513, 65562, 67346, 68684, 69762, 81389, 88788, 101019, 103026, 120197, 131124, 134692, 139524, 162778, 202038, 206052, 235711, 240394, 244167, 325556, 360591, 370403, 404076, 471422, 480788, 488334, 707133, 721182, 740806, 942844, 976668, 1111209, 1414266, 1442364, 1481612, 1649977, 2222418, 2592821, 2828532, 3299954, 4444836, 4949931, 5185642, 6599908, 7778463, 9899862, 10371284, 15556926, 18149747, 19799724, 31113852, 36299494, 54449241, 72598988, 108898482, 217796964]

約数ペア:

[(1, 217796964), (2, 108898482), (3, 72598988), (4, 54449241), (6, 36299494), (7, 31113852), (11, 19799724), (12, 18149747), (14, 15556926), (21, 10371284), (22, 9899862), (28, 7778463), (33, 6599908), (42, 5185642), (44, 4949931), (49, 4444836), (66, 3299954), (77, 2828532), (84, 2592821), (98, 2222418), (132, 1649977), (147, 1481612), (151, 1442364), (154, 1414266), (196, 1111209), (223, 976668), (231, 942844), (294, 740806), (302, 721182), (308, 707133), (446, 488334), (453, 480788), (462, 471422), (539, 404076), (588, 370403), (604, 360591), (669, 325556), (892, 244167), (906, 240394), (924, 235711), (1057, 206052), (1078, 202038), (1338, 162778), (1561, 139524), (1617, 134692), (1661, 131124), (1812, 120197), (2114, 103026), (2156, 101019), (2453, 88788), (2676, 81389), (3122, 69762), (3171, 68684), (3234, 67346), (3322, 65562), (4228, 51513), (4683, 46508), (4906, 44394), (4983, 43708), (6244, 34881), (6342, 34342), (6468, 33673), (6644, 32781), (7359, 29596), (7399, 29436), (9366, 23254), (9812, 22197), (9966, 21854), (10927, 19932), (11627, 18732), (12684, 17171), (14718, 14798)]