83917980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 265827744

約数和(自身を除く): 181909764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 83, 90, 123, 137, 164, 166, 180, 205, 246, 249, 274, 332, 369, 410, 411, 415, 492, 498, 548, 615, 685, 738, 747, 820, 822, 830, 996, 1230, 1233, 1245, 1370, 1476, 1494, 1644, 1660, 1845, 2055, 2460, 2466, 2490, 2740, 2988, 3403, 3690, 3735, 4110, 4932, 4980, 5617, 6165, 6806, 7380, 7470, 8220, 10209, 11234, 11371, 12330, 13612, 14940, 16851, 17015, 20418, 22468, 22742, 24660, 28085, 30627, 33702, 34030, 34113, 40836, 45484, 50553, 51045, 56170, 56855, 61254, 67404, 68060, 68226, 84255, 101106, 102090, 102339, 112340, 113710, 122508, 136452, 153135, 168510, 170565, 202212, 204180, 204678, 227420, 252765, 306270, 337020, 341130, 409356, 466211, 505530, 511695, 612540, 682260, 932422, 1011060, 1023390, 1398633, 1864844, 2046780, 2331055, 2797266, 4195899, 4662110, 5594532, 6993165, 8391798, 9324220, 13986330, 16783596, 20979495, 27972660, 41958990, 83917980]

約数ペア:

[(1, 83917980), (2, 41958990), (3, 27972660), (4, 20979495), (5, 16783596), (6, 13986330), (9, 9324220), (10, 8391798), (12, 6993165), (15, 5594532), (18, 4662110), (20, 4195899), (30, 2797266), (36, 2331055), (41, 2046780), (45, 1864844), (60, 1398633), (82, 1023390), (83, 1011060), (90, 932422), (123, 682260), (137, 612540), (164, 511695), (166, 505530), (180, 466211), (205, 409356), (246, 341130), (249, 337020), (274, 306270), (332, 252765), (369, 227420), (410, 204678), (411, 204180), (415, 202212), (492, 170565), (498, 168510), (548, 153135), (615, 136452), (685, 122508), (738, 113710), (747, 112340), (820, 102339), (822, 102090), (830, 101106), (996, 84255), (1230, 68226), (1233, 68060), (1245, 67404), (1370, 61254), (1476, 56855), (1494, 56170), (1644, 51045), (1660, 50553), (1845, 45484), (2055, 40836), (2460, 34113), (2466, 34030), (2490, 33702), (2740, 30627), (2988, 28085), (3403, 24660), (3690, 22742), (3735, 22468), (4110, 20418), (4932, 17015), (4980, 16851), (5617, 14940), (6165, 13612), (6806, 12330), (7380, 11371), (7470, 11234), (8220, 10209)]