80292720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3449}}^1$

素因数の和:3562

約数の個数: 80

約数和(自身を含む): 251546400

約数和(自身を除く): 171253680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3449, 3880, 4656, 5820, 6898, 7760, 10347, 11640, 13796, 17245, 20694, 23280, 27592, 34490, 41388, 51735, 55184, 68980, 82776, 103470, 137960, 165552, 206940, 275920, 334553, 413880, 669106, 827760, 1003659, 1338212, 1672765, 2007318, 2676424, 3345530, 4014636, 5018295, 5352848, 6691060, 8029272, 10036590, 13382120, 16058544, 20073180, 26764240, 40146360, 80292720]

約数ペア:

[(1, 80292720), (2, 40146360), (3, 26764240), (4, 20073180), (5, 16058544), (6, 13382120), (8, 10036590), (10, 8029272), (12, 6691060), (15, 5352848), (16, 5018295), (20, 4014636), (24, 3345530), (30, 2676424), (40, 2007318), (48, 1672765), (60, 1338212), (80, 1003659), (97, 827760), (120, 669106), (194, 413880), (240, 334553), (291, 275920), (388, 206940), (485, 165552), (582, 137960), (776, 103470), (970, 82776), (1164, 68980), (1455, 55184), (1552, 51735), (1940, 41388), (2328, 34490), (2910, 27592), (3449, 23280), (3880, 20694), (4656, 17245), (5820, 13796), (6898, 11640), (7760, 10347)]