40820880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2153}}^1$

素因数の和:2248

約数の個数: 80

約数和(自身を含む): 128206080

約数和(自身を除く): 87385200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2153, 2370, 3160, 3792, 4306, 4740, 6320, 6459, 8612, 9480, 10765, 12918, 17224, 18960, 21530, 25836, 32295, 34448, 43060, 51672, 64590, 86120, 103344, 129180, 170087, 172240, 258360, 340174, 510261, 516720, 680348, 850435, 1020522, 1360696, 1700870, 2041044, 2551305, 2721392, 3401740, 4082088, 5102610, 6803480, 8164176, 10205220, 13606960, 20410440, 40820880]

約数ペア:

[(1, 40820880), (2, 20410440), (3, 13606960), (4, 10205220), (5, 8164176), (6, 6803480), (8, 5102610), (10, 4082088), (12, 3401740), (15, 2721392), (16, 2551305), (20, 2041044), (24, 1700870), (30, 1360696), (40, 1020522), (48, 850435), (60, 680348), (79, 516720), (80, 510261), (120, 340174), (158, 258360), (237, 172240), (240, 170087), (316, 129180), (395, 103344), (474, 86120), (632, 64590), (790, 51672), (948, 43060), (1185, 34448), (1264, 32295), (1580, 25836), (1896, 21530), (2153, 18960), (2370, 17224), (3160, 12918), (3792, 10765), (4306, 9480), (4740, 8612), (6320, 6459)]