319939920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1031}}^1$

素因数の和:1481

約数の個数: 120

約数和(自身を含む): 1078002432

約数和(自身を除く): 758062512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 431, 720, 862, 1031, 1293, 1724, 2062, 2155, 2586, 3093, 3448, 3879, 4124, 4310, 5155, 5172, 6186, 6465, 6896, 7758, 8248, 8620, 9279, 10310, 10344, 12372, 12930, 15465, 15516, 16496, 17240, 18558, 19395, 20620, 20688, 24744, 25860, 30930, 31032, 34480, 37116, 38790, 41240, 46395, 49488, 51720, 61860, 62064, 74232, 77580, 82480, 92790, 103440, 123720, 148464, 155160, 185580, 247440, 310320, 371160, 444361, 742320, 888722, 1333083, 1777444, 2221805, 2666166, 3554888, 3999249, 4443610, 5332332, 6665415, 7109776, 7998498, 8887220, 10664664, 13330830, 15996996, 17774440, 19996245, 21329328, 26661660, 31993992, 35548880, 39992490, 53323320, 63987984, 79984980, 106646640, 159969960, 319939920]

約数ペア:

[(1, 319939920), (2, 159969960), (3, 106646640), (4, 79984980), (5, 63987984), (6, 53323320), (8, 39992490), (9, 35548880), (10, 31993992), (12, 26661660), (15, 21329328), (16, 19996245), (18, 17774440), (20, 15996996), (24, 13330830), (30, 10664664), (36, 8887220), (40, 7998498), (45, 7109776), (48, 6665415), (60, 5332332), (72, 4443610), (80, 3999249), (90, 3554888), (120, 2666166), (144, 2221805), (180, 1777444), (240, 1333083), (360, 888722), (431, 742320), (720, 444361), (862, 371160), (1031, 310320), (1293, 247440), (1724, 185580), (2062, 155160), (2155, 148464), (2586, 123720), (3093, 103440), (3448, 92790), (3879, 82480), (4124, 77580), (4310, 74232), (5155, 62064), (5172, 61860), (6186, 51720), (6465, 49488), (6896, 46395), (7758, 41240), (8248, 38790), (8620, 37116), (9279, 34480), (10310, 31032), (10344, 30930), (12372, 25860), (12930, 24744), (15465, 20688), (15516, 20620), (16496, 19395), (17240, 18558)]