2019751920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{35509}}^1$

素因数の和:35607

約数の個数: 120

約数和(自身を含む): 6869054400

約数和(自身を除く): 4849302480

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, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1580, 1896, 2370, 2844, 3160, 3555, 3792, 4740, 5688, 6320, 7110, 9480, 11376, 14220, 18960, 28440, 35509, 56880, 71018, 106527, 142036, 177545, 213054, 284072, 319581, 355090, 426108, 532635, 568144, 639162, 710180, 852216, 1065270, 1278324, 1420360, 1597905, 1704432, 2130540, 2556648, 2805211, 2840720, 3195810, 4261080, 5113296, 5610422, 6391620, 8415633, 8522160, 11220844, 12783240, 14026055, 16831266, 22441688, 25246899, 25566480, 28052110, 33662532, 42078165, 44883376, 50493798, 56104220, 67325064, 84156330, 100987596, 112208440, 126234495, 134650128, 168312660, 201975192, 224416880, 252468990, 336625320, 403950384, 504937980, 673250640, 1009875960, 2019751920]

約数ペア:

[(1, 2019751920), (2, 1009875960), (3, 673250640), (4, 504937980), (5, 403950384), (6, 336625320), (8, 252468990), (9, 224416880), (10, 201975192), (12, 168312660), (15, 134650128), (16, 126234495), (18, 112208440), (20, 100987596), (24, 84156330), (30, 67325064), (36, 56104220), (40, 50493798), (45, 44883376), (48, 42078165), (60, 33662532), (72, 28052110), (79, 25566480), (80, 25246899), (90, 22441688), (120, 16831266), (144, 14026055), (158, 12783240), (180, 11220844), (237, 8522160), (240, 8415633), (316, 6391620), (360, 5610422), (395, 5113296), (474, 4261080), (632, 3195810), (711, 2840720), (720, 2805211), (790, 2556648), (948, 2130540), (1185, 1704432), (1264, 1597905), (1422, 1420360), (1580, 1278324), (1896, 1065270), (2370, 852216), (2844, 710180), (3160, 639162), (3555, 568144), (3792, 532635), (4740, 426108), (5688, 355090), (6320, 319581), (7110, 284072), (9480, 213054), (11376, 177545), (14220, 142036), (18960, 106527), (28440, 71018), (35509, 56880)]