83180440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 230973120

約数和(自身を除く): 147792680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 37, 40, 49, 56, 62, 70, 74, 98, 124, 140, 148, 155, 185, 196, 217, 245, 248, 259, 280, 296, 310, 370, 392, 434, 490, 518, 620, 740, 868, 980, 1036, 1085, 1147, 1240, 1295, 1369, 1480, 1519, 1736, 1813, 1960, 2072, 2170, 2294, 2590, 2738, 3038, 3626, 4340, 4588, 5180, 5476, 5735, 6076, 6845, 7252, 7595, 8029, 8680, 9065, 9176, 9583, 10360, 10952, 11470, 12152, 13690, 14504, 15190, 16058, 18130, 19166, 22940, 27380, 30380, 32116, 36260, 38332, 40145, 42439, 45880, 47915, 54760, 56203, 60760, 64232, 67081, 72520, 76664, 80290, 84878, 95830, 112406, 134162, 160580, 169756, 191660, 212195, 224812, 268324, 281015, 297073, 321160, 335405, 339512, 383320, 424390, 449624, 536648, 562030, 594146, 670810, 848780, 1124060, 1188292, 1341620, 1485365, 1697560, 2079511, 2248120, 2376584, 2683240, 2970730, 4159022, 5941460, 8318044, 10397555, 11882920, 16636088, 20795110, 41590220, 83180440]

約数ペア:

[(1, 83180440), (2, 41590220), (4, 20795110), (5, 16636088), (7, 11882920), (8, 10397555), (10, 8318044), (14, 5941460), (20, 4159022), (28, 2970730), (31, 2683240), (35, 2376584), (37, 2248120), (40, 2079511), (49, 1697560), (56, 1485365), (62, 1341620), (70, 1188292), (74, 1124060), (98, 848780), (124, 670810), (140, 594146), (148, 562030), (155, 536648), (185, 449624), (196, 424390), (217, 383320), (245, 339512), (248, 335405), (259, 321160), (280, 297073), (296, 281015), (310, 268324), (370, 224812), (392, 212195), (434, 191660), (490, 169756), (518, 160580), (620, 134162), (740, 112406), (868, 95830), (980, 84878), (1036, 80290), (1085, 76664), (1147, 72520), (1240, 67081), (1295, 64232), (1369, 60760), (1480, 56203), (1519, 54760), (1736, 47915), (1813, 45880), (1960, 42439), (2072, 40145), (2170, 38332), (2294, 36260), (2590, 32116), (2738, 30380), (3038, 27380), (3626, 22940), (4340, 19166), (4588, 18130), (5180, 16058), (5476, 15190), (5735, 14504), (6076, 13690), (6845, 12152), (7252, 11470), (7595, 10952), (8029, 10360), (8680, 9583), (9065, 9176)]