172257720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^2$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 526726800

約数和(自身を除く): 354469080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 127, 178, 254, 267, 356, 381, 445, 508, 534, 635, 712, 762, 890, 1016, 1068, 1270, 1335, 1524, 1780, 1905, 2136, 2540, 2670, 3048, 3560, 3810, 5080, 5340, 7620, 10680, 11303, 15240, 16129, 22606, 32258, 33909, 45212, 48387, 56515, 64516, 67818, 80645, 90424, 96774, 113030, 129032, 135636, 161290, 169545, 193548, 226060, 241935, 271272, 322580, 339090, 387096, 452120, 483870, 645160, 678180, 967740, 1356360, 1435481, 1935480, 2870962, 4306443, 5741924, 7177405, 8612886, 11483848, 14354810, 17225772, 21532215, 28709620, 34451544, 43064430, 57419240, 86128860, 172257720]

約数ペア:

[(1, 172257720), (2, 86128860), (3, 57419240), (4, 43064430), (5, 34451544), (6, 28709620), (8, 21532215), (10, 17225772), (12, 14354810), (15, 11483848), (20, 8612886), (24, 7177405), (30, 5741924), (40, 4306443), (60, 2870962), (89, 1935480), (120, 1435481), (127, 1356360), (178, 967740), (254, 678180), (267, 645160), (356, 483870), (381, 452120), (445, 387096), (508, 339090), (534, 322580), (635, 271272), (712, 241935), (762, 226060), (890, 193548), (1016, 169545), (1068, 161290), (1270, 135636), (1335, 129032), (1524, 113030), (1780, 96774), (1905, 90424), (2136, 80645), (2540, 67818), (2670, 64516), (3048, 56515), (3560, 48387), (3810, 45212), (5080, 33909), (5340, 32258), (7620, 22606), (10680, 16129), (11303, 15240)]