121886320

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 290918880

約数和(自身を除く): 169032560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 113, 139, 194, 226, 278, 388, 452, 485, 556, 565, 695, 776, 904, 970, 1112, 1130, 1390, 1552, 1808, 1940, 2224, 2260, 2780, 3880, 4520, 5560, 7760, 9040, 10961, 11120, 13483, 15707, 21922, 26966, 31414, 43844, 53932, 54805, 62828, 67415, 78535, 87688, 107864, 109610, 125656, 134830, 157070, 175376, 215728, 219220, 251312, 269660, 314140, 438440, 539320, 628280, 876880, 1078640, 1256560, 1523579, 3047158, 6094316, 7617895, 12188632, 15235790, 24377264, 30471580, 60943160, 121886320]

約数ペア:

[(1, 121886320), (2, 60943160), (4, 30471580), (5, 24377264), (8, 15235790), (10, 12188632), (16, 7617895), (20, 6094316), (40, 3047158), (80, 1523579), (97, 1256560), (113, 1078640), (139, 876880), (194, 628280), (226, 539320), (278, 438440), (388, 314140), (452, 269660), (485, 251312), (556, 219220), (565, 215728), (695, 175376), (776, 157070), (904, 134830), (970, 125656), (1112, 109610), (1130, 107864), (1390, 87688), (1552, 78535), (1808, 67415), (1940, 62828), (2224, 54805), (2260, 53932), (2780, 43844), (3880, 31414), (4520, 26966), (5560, 21922), (7760, 15707), (9040, 13483), (10961, 11120)]