128654928

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{797}}^1$

素因数の和:889

約数の個数: 120

約数和(自身を含む): 385912800

約数和(自身を除く): 257257872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 59, 72, 76, 114, 118, 144, 152, 171, 177, 228, 236, 304, 342, 354, 456, 472, 531, 684, 708, 797, 912, 944, 1062, 1121, 1368, 1416, 1594, 2124, 2242, 2391, 2736, 2832, 3188, 3363, 4248, 4484, 4782, 6376, 6726, 7173, 8496, 8968, 9564, 10089, 12752, 13452, 14346, 15143, 17936, 19128, 20178, 26904, 28692, 30286, 38256, 40356, 45429, 47023, 53808, 57384, 60572, 80712, 90858, 94046, 114768, 121144, 136287, 141069, 161424, 181716, 188092, 242288, 272574, 282138, 363432, 376184, 423207, 545148, 564276, 726864, 752368, 846414, 893437, 1090296, 1128552, 1692828, 1786874, 2180592, 2257104, 2680311, 3385656, 3573748, 5360622, 6771312, 7147496, 8040933, 10721244, 14294992, 16081866, 21442488, 32163732, 42884976, 64327464, 128654928]

約数ペア:

[(1, 128654928), (2, 64327464), (3, 42884976), (4, 32163732), (6, 21442488), (8, 16081866), (9, 14294992), (12, 10721244), (16, 8040933), (18, 7147496), (19, 6771312), (24, 5360622), (36, 3573748), (38, 3385656), (48, 2680311), (57, 2257104), (59, 2180592), (72, 1786874), (76, 1692828), (114, 1128552), (118, 1090296), (144, 893437), (152, 846414), (171, 752368), (177, 726864), (228, 564276), (236, 545148), (304, 423207), (342, 376184), (354, 363432), (456, 282138), (472, 272574), (531, 242288), (684, 188092), (708, 181716), (797, 161424), (912, 141069), (944, 136287), (1062, 121144), (1121, 114768), (1368, 94046), (1416, 90858), (1594, 80712), (2124, 60572), (2242, 57384), (2391, 53808), (2736, 47023), (2832, 45429), (3188, 40356), (3363, 38256), (4248, 30286), (4484, 28692), (4782, 26904), (6376, 20178), (6726, 19128), (7173, 17936), (8496, 15143), (8968, 14346), (9564, 13452), (10089, 12752)]