316540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:59

約数の個数: 72

約数和(自身を含む): 861840

約数和(自身を除く): 545300

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 266, 323, 340, 380, 476, 490, 532, 595, 646, 665, 833, 931, 980, 1190, 1292, 1330, 1615, 1666, 1862, 2261, 2380, 2660, 3230, 3332, 3724, 4165, 4522, 4655, 6460, 8330, 9044, 9310, 11305, 15827, 16660, 18620, 22610, 31654, 45220, 63308, 79135, 158270, 316540]

約数ペア:

[(1, 316540), (2, 158270), (4, 79135), (5, 63308), (7, 45220), (10, 31654), (14, 22610), (17, 18620), (19, 16660), (20, 15827), (28, 11305), (34, 9310), (35, 9044), (38, 8330), (49, 6460), (68, 4655), (70, 4522), (76, 4165), (85, 3724), (95, 3332), (98, 3230), (119, 2660), (133, 2380), (140, 2261), (170, 1862), (190, 1666), (196, 1615), (238, 1330), (245, 1292), (266, 1190), (323, 980), (340, 931), (380, 833), (476, 665), (490, 646), (532, 595)]