170415140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 451431792

約数和(自身を除く): 281016652

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 53, 68, 70, 85, 98, 106, 119, 140, 170, 193, 196, 212, 238, 245, 265, 340, 371, 386, 476, 490, 530, 595, 742, 772, 833, 901, 965, 980, 1060, 1190, 1351, 1484, 1666, 1802, 1855, 1930, 2380, 2597, 2702, 3281, 3332, 3604, 3710, 3860, 4165, 4505, 5194, 5404, 6307, 6562, 6755, 7420, 8330, 9010, 9457, 10229, 10388, 12614, 12985, 13124, 13510, 16405, 16660, 18020, 18914, 20458, 22967, 25228, 25970, 27020, 31535, 32810, 37828, 40916, 44149, 45934, 47285, 51145, 51940, 63070, 65620, 71603, 88298, 91868, 94570, 102290, 114835, 126140, 143206, 160769, 173893, 176596, 189140, 204580, 220745, 229670, 286412, 321538, 347786, 358015, 441490, 459340, 501221, 643076, 695572, 716030, 803845, 869465, 882980, 1002442, 1217251, 1432060, 1607690, 1738930, 2004884, 2434502, 2506105, 3215380, 3477860, 4869004, 5012210, 6086255, 8520757, 10024420, 12172510, 17041514, 24345020, 34083028, 42603785, 85207570, 170415140]

約数ペア:

[(1, 170415140), (2, 85207570), (4, 42603785), (5, 34083028), (7, 24345020), (10, 17041514), (14, 12172510), (17, 10024420), (20, 8520757), (28, 6086255), (34, 5012210), (35, 4869004), (49, 3477860), (53, 3215380), (68, 2506105), (70, 2434502), (85, 2004884), (98, 1738930), (106, 1607690), (119, 1432060), (140, 1217251), (170, 1002442), (193, 882980), (196, 869465), (212, 803845), (238, 716030), (245, 695572), (265, 643076), (340, 501221), (371, 459340), (386, 441490), (476, 358015), (490, 347786), (530, 321538), (595, 286412), (742, 229670), (772, 220745), (833, 204580), (901, 189140), (965, 176596), (980, 173893), (1060, 160769), (1190, 143206), (1351, 126140), (1484, 114835), (1666, 102290), (1802, 94570), (1855, 91868), (1930, 88298), (2380, 71603), (2597, 65620), (2702, 63070), (3281, 51940), (3332, 51145), (3604, 47285), (3710, 45934), (3860, 44149), (4165, 40916), (4505, 37828), (5194, 32810), (5404, 31535), (6307, 27020), (6562, 25970), (6755, 25228), (7420, 22967), (8330, 20458), (9010, 18914), (9457, 18020), (10229, 16660), (10388, 16405), (12614, 13510), (12985, 13124)]