7985370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 20404224

約数和(自身を除く): 12418854

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 71, 115, 138, 142, 163, 213, 230, 326, 345, 355, 426, 489, 690, 710, 815, 978, 1065, 1630, 1633, 2130, 2445, 3266, 3749, 4890, 4899, 7498, 8165, 9798, 11247, 11573, 16330, 18745, 22494, 23146, 24495, 34719, 37490, 48990, 56235, 57865, 69438, 112470, 115730, 173595, 266179, 347190, 532358, 798537, 1330895, 1597074, 2661790, 3992685, 7985370]

約数ペア:

[(1, 7985370), (2, 3992685), (3, 2661790), (5, 1597074), (6, 1330895), (10, 798537), (15, 532358), (23, 347190), (30, 266179), (46, 173595), (69, 115730), (71, 112470), (115, 69438), (138, 57865), (142, 56235), (163, 48990), (213, 37490), (230, 34719), (326, 24495), (345, 23146), (355, 22494), (426, 18745), (489, 16330), (690, 11573), (710, 11247), (815, 9798), (978, 8165), (1065, 7498), (1630, 4899), (1633, 4890), (2130, 3749), (2445, 3266)]