12904020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4217}}^1$

素因数の和:4249

約数の個数: 72

約数和(自身を含む): 41454504

約数和(自身を除く): 28550484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 4217, 8434, 12651, 16868, 21085, 25302, 37953, 42170, 50604, 63255, 71689, 75906, 84340, 126510, 143378, 151812, 189765, 215067, 253020, 286756, 358445, 379530, 430134, 645201, 716890, 759060, 860268, 1075335, 1290402, 1433780, 2150670, 2580804, 3226005, 4301340, 6452010, 12904020]

約数ペア:

[(1, 12904020), (2, 6452010), (3, 4301340), (4, 3226005), (5, 2580804), (6, 2150670), (9, 1433780), (10, 1290402), (12, 1075335), (15, 860268), (17, 759060), (18, 716890), (20, 645201), (30, 430134), (34, 379530), (36, 358445), (45, 286756), (51, 253020), (60, 215067), (68, 189765), (85, 151812), (90, 143378), (102, 126510), (153, 84340), (170, 75906), (180, 71689), (204, 63255), (255, 50604), (306, 42170), (340, 37953), (510, 25302), (612, 21085), (765, 16868), (1020, 12651), (1530, 8434), (3060, 4217)]