74346780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72889}}^1$

素因数の和:72918

約数の個数: 48

約数和(自身を含む): 220419360

約数和(自身を除く): 146072580

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, 72889, 145778, 218667, 291556, 364445, 437334, 728890, 874668, 1093335, 1239113, 1457780, 2186670, 2478226, 3717339, 4373340, 4956452, 6195565, 7434678, 12391130, 14869356, 18586695, 24782260, 37173390, 74346780]

約数ペア:

[(1, 74346780), (2, 37173390), (3, 24782260), (4, 18586695), (5, 14869356), (6, 12391130), (10, 7434678), (12, 6195565), (15, 4956452), (17, 4373340), (20, 3717339), (30, 2478226), (34, 2186670), (51, 1457780), (60, 1239113), (68, 1093335), (85, 874668), (102, 728890), (170, 437334), (204, 364445), (255, 291556), (340, 218667), (510, 145778), (1020, 72889)]