168690830

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 410572800

約数和(自身を除く): 241881970

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 49, 55, 70, 77, 85, 98, 110, 119, 154, 170, 187, 238, 245, 263, 343, 374, 385, 490, 526, 539, 595, 686, 770, 833, 935, 1078, 1190, 1309, 1315, 1666, 1715, 1841, 1870, 2618, 2630, 2695, 2893, 3430, 3682, 3773, 4165, 4471, 5390, 5786, 5831, 6545, 7546, 8330, 8942, 9163, 9205, 11662, 12887, 13090, 14465, 18326, 18410, 18865, 20251, 22355, 25774, 28930, 29155, 31297, 37730, 40502, 44710, 45815, 49181, 58310, 62594, 64141, 64435, 90209, 91630, 98362, 101255, 128282, 128870, 141757, 156485, 180418, 202510, 219079, 245905, 283514, 312970, 320705, 344267, 438158, 451045, 491810, 641410, 688534, 708785, 902090, 992299, 1095395, 1417570, 1533553, 1721335, 1984598, 2190790, 2409869, 3067106, 3442670, 4819738, 4961495, 7667765, 9922990, 12049345, 15335530, 16869083, 24098690, 33738166, 84345415, 168690830]

約数ペア:

[(1, 168690830), (2, 84345415), (5, 33738166), (7, 24098690), (10, 16869083), (11, 15335530), (14, 12049345), (17, 9922990), (22, 7667765), (34, 4961495), (35, 4819738), (49, 3442670), (55, 3067106), (70, 2409869), (77, 2190790), (85, 1984598), (98, 1721335), (110, 1533553), (119, 1417570), (154, 1095395), (170, 992299), (187, 902090), (238, 708785), (245, 688534), (263, 641410), (343, 491810), (374, 451045), (385, 438158), (490, 344267), (526, 320705), (539, 312970), (595, 283514), (686, 245905), (770, 219079), (833, 202510), (935, 180418), (1078, 156485), (1190, 141757), (1309, 128870), (1315, 128282), (1666, 101255), (1715, 98362), (1841, 91630), (1870, 90209), (2618, 64435), (2630, 64141), (2695, 62594), (2893, 58310), (3430, 49181), (3682, 45815), (3773, 44710), (4165, 40502), (4471, 37730), (5390, 31297), (5786, 29155), (5831, 28930), (6545, 25774), (7546, 22355), (8330, 20251), (8942, 18865), (9163, 18410), (9205, 18326), (11662, 14465), (12887, 13090)]