12728784

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 36694080

約数和(自身を除く): 23965296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 646, 816, 821, 912, 969, 1292, 1642, 1938, 2463, 2584, 3284, 3876, 4926, 5168, 6568, 7752, 9852, 13136, 13957, 15504, 15599, 19704, 27914, 31198, 39408, 41871, 46797, 55828, 62396, 83742, 93594, 111656, 124792, 167484, 187188, 223312, 249584, 265183, 334968, 374376, 530366, 669936, 748752, 795549, 1060732, 1591098, 2121464, 3182196, 4242928, 6364392, 12728784]

約数ペア:

[(1, 12728784), (2, 6364392), (3, 4242928), (4, 3182196), (6, 2121464), (8, 1591098), (12, 1060732), (16, 795549), (17, 748752), (19, 669936), (24, 530366), (34, 374376), (38, 334968), (48, 265183), (51, 249584), (57, 223312), (68, 187188), (76, 167484), (102, 124792), (114, 111656), (136, 93594), (152, 83742), (204, 62396), (228, 55828), (272, 46797), (304, 41871), (323, 39408), (408, 31198), (456, 27914), (646, 19704), (816, 15599), (821, 15504), (912, 13957), (969, 13136), (1292, 9852), (1642, 7752), (1938, 6568), (2463, 5168), (2584, 4926), (3284, 3876)]