74193780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72739}}^1$

素因数の和:72768

約数の個数: 48

約数和(自身を含む): 219965760

約数和(自身を除く): 145771980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 72739, 145478, 218217, 290956, 363695, 436434, 727390, 872868, 1091085, 1236563, 1454780, 2182170, 2473126, 3709689, 4364340, 4946252, 6182815, 7419378, 12365630, 14838756, 18548445, 24731260, 37096890, 74193780]

約数ペア:

[(1, 74193780), (2, 37096890), (3, 24731260), (4, 18548445), (5, 14838756), (6, 12365630), (10, 7419378), (12, 6182815), (15, 4946252), (17, 4364340), (20, 3709689), (30, 2473126), (34, 2182170), (51, 1454780), (60, 1236563), (68, 1091085), (85, 872868), (102, 727390), (170, 436434), (204, 363695), (255, 290956), (340, 218217), (510, 145478), (1020, 72739)]