309075640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{5107}}^1$

素因数の和:5224

約数の個数: 64

約数和(自身を含む): 744746400

約数和(自身を除く): 435670760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 445, 680, 712, 890, 1513, 1780, 3026, 3560, 5107, 6052, 7565, 10214, 12104, 15130, 20428, 25535, 30260, 40856, 51070, 60520, 86819, 102140, 173638, 204280, 347276, 434095, 454523, 694552, 868190, 909046, 1736380, 1818092, 2272615, 3472760, 3636184, 4545230, 7726891, 9090460, 15453782, 18180920, 30907564, 38634455, 61815128, 77268910, 154537820, 309075640]

約数ペア:

[(1, 309075640), (2, 154537820), (4, 77268910), (5, 61815128), (8, 38634455), (10, 30907564), (17, 18180920), (20, 15453782), (34, 9090460), (40, 7726891), (68, 4545230), (85, 3636184), (89, 3472760), (136, 2272615), (170, 1818092), (178, 1736380), (340, 909046), (356, 868190), (445, 694552), (680, 454523), (712, 434095), (890, 347276), (1513, 204280), (1780, 173638), (3026, 102140), (3560, 86819), (5107, 60520), (6052, 51070), (7565, 40856), (10214, 30260), (12104, 25535), (15130, 20428)]