80711760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3467}}^1$

素因数の和:3580

約数の個数: 80

約数和(自身を含む): 252858816

約数和(自身を除く): 172147056

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, 3467, 3880, 4656, 5820, 6934, 7760, 10401, 11640, 13868, 17335, 20802, 23280, 27736, 34670, 41604, 52005, 55472, 69340, 83208, 104010, 138680, 166416, 208020, 277360, 336299, 416040, 672598, 832080, 1008897, 1345196, 1681495, 2017794, 2690392, 3362990, 4035588, 5044485, 5380784, 6725980, 8071176, 10088970, 13451960, 16142352, 20177940, 26903920, 40355880, 80711760]

約数ペア:

[(1, 80711760), (2, 40355880), (3, 26903920), (4, 20177940), (5, 16142352), (6, 13451960), (8, 10088970), (10, 8071176), (12, 6725980), (15, 5380784), (16, 5044485), (20, 4035588), (24, 3362990), (30, 2690392), (40, 2017794), (48, 1681495), (60, 1345196), (80, 1008897), (97, 832080), (120, 672598), (194, 416040), (240, 336299), (291, 277360), (388, 208020), (485, 166416), (582, 138680), (776, 104010), (970, 83208), (1164, 69340), (1455, 55472), (1552, 52005), (1940, 41604), (2328, 34670), (2910, 27736), (3467, 23280), (3880, 20802), (4656, 17335), (5820, 13868), (6934, 11640), (7760, 10401)]