311916924

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 900637920

約数和(自身を除く): 588720996

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 132, 157, 173, 174, 198, 261, 314, 319, 346, 348, 396, 471, 519, 522, 628, 638, 692, 942, 957, 1038, 1044, 1276, 1413, 1557, 1727, 1884, 1903, 1914, 2076, 2826, 2871, 3114, 3454, 3806, 3828, 4553, 5017, 5181, 5652, 5709, 5742, 6228, 6908, 7612, 9106, 10034, 10362, 11418, 11484, 13659, 15051, 15543, 17127, 18212, 20068, 20724, 22836, 27161, 27318, 30102, 31086, 34254, 40977, 45153, 50083, 54322, 54636, 55187, 60204, 62172, 68508, 81483, 81954, 90306, 100166, 108644, 110374, 150249, 162966, 163908, 165561, 180612, 200332, 220748, 244449, 298771, 300498, 325932, 331122, 450747, 488898, 496683, 597542, 600996, 662244, 787669, 896313, 901494, 977796, 993366, 1195084, 1575338, 1792626, 1802988, 1986732, 2363007, 2688939, 3150676, 3585252, 4726014, 5377878, 7089021, 8664359, 9452028, 10755756, 14178042, 17328718, 25993077, 28356084, 34657436, 51986154, 77979231, 103972308, 155958462, 311916924]

約数ペア:

[(1, 311916924), (2, 155958462), (3, 103972308), (4, 77979231), (6, 51986154), (9, 34657436), (11, 28356084), (12, 25993077), (18, 17328718), (22, 14178042), (29, 10755756), (33, 9452028), (36, 8664359), (44, 7089021), (58, 5377878), (66, 4726014), (87, 3585252), (99, 3150676), (116, 2688939), (132, 2363007), (157, 1986732), (173, 1802988), (174, 1792626), (198, 1575338), (261, 1195084), (314, 993366), (319, 977796), (346, 901494), (348, 896313), (396, 787669), (471, 662244), (519, 600996), (522, 597542), (628, 496683), (638, 488898), (692, 450747), (942, 331122), (957, 325932), (1038, 300498), (1044, 298771), (1276, 244449), (1413, 220748), (1557, 200332), (1727, 180612), (1884, 165561), (1903, 163908), (1914, 162966), (2076, 150249), (2826, 110374), (2871, 108644), (3114, 100166), (3454, 90306), (3806, 81954), (3828, 81483), (4553, 68508), (5017, 62172), (5181, 60204), (5652, 55187), (5709, 54636), (5742, 54322), (6228, 50083), (6908, 45153), (7612, 40977), (9106, 34254), (10034, 31086), (10362, 30102), (11418, 27318), (11484, 27161), (13659, 22836), (15051, 20724), (15543, 20068), (17127, 18212)]