201921160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1451}}^1$

素因数の和:1547

約数の個数: 96

約数和(自身を含む): 536310720

約数和(自身を除く): 334389560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 98, 140, 142, 196, 245, 280, 284, 355, 392, 490, 497, 568, 710, 980, 994, 1420, 1451, 1960, 1988, 2485, 2840, 2902, 3479, 3976, 4970, 5804, 6958, 7255, 9940, 10157, 11608, 13916, 14510, 17395, 19880, 20314, 27832, 29020, 34790, 40628, 50785, 58040, 69580, 71099, 81256, 101570, 103021, 139160, 142198, 203140, 206042, 284396, 355495, 406280, 412084, 515105, 568792, 710990, 721147, 824168, 1030210, 1421980, 1442294, 2060420, 2843960, 2884588, 3605735, 4120840, 5048029, 5769176, 7211470, 10096058, 14422940, 20192116, 25240145, 28845880, 40384232, 50480290, 100960580, 201921160]

約数ペア:

[(1, 201921160), (2, 100960580), (4, 50480290), (5, 40384232), (7, 28845880), (8, 25240145), (10, 20192116), (14, 14422940), (20, 10096058), (28, 7211470), (35, 5769176), (40, 5048029), (49, 4120840), (56, 3605735), (70, 2884588), (71, 2843960), (98, 2060420), (140, 1442294), (142, 1421980), (196, 1030210), (245, 824168), (280, 721147), (284, 710990), (355, 568792), (392, 515105), (490, 412084), (497, 406280), (568, 355495), (710, 284396), (980, 206042), (994, 203140), (1420, 142198), (1451, 139160), (1960, 103021), (1988, 101570), (2485, 81256), (2840, 71099), (2902, 69580), (3479, 58040), (3976, 50785), (4970, 40628), (5804, 34790), (6958, 29020), (7255, 27832), (9940, 20314), (10157, 19880), (11608, 17395), (13916, 14510)]