128861904

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2357}}^1$

素因数の和:2452

約数の個数: 80

約数和(自身を含む): 357887808

約数和(自身を除く): 229025904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 67, 68, 102, 134, 136, 201, 204, 268, 272, 402, 408, 536, 804, 816, 1072, 1139, 1608, 2278, 2357, 3216, 3417, 4556, 4714, 6834, 7071, 9112, 9428, 13668, 14142, 18224, 18856, 27336, 28284, 37712, 40069, 54672, 56568, 80138, 113136, 120207, 157919, 160276, 240414, 315838, 320552, 473757, 480828, 631676, 641104, 947514, 961656, 1263352, 1895028, 1923312, 2526704, 2684623, 3790056, 5369246, 7580112, 8053869, 10738492, 16107738, 21476984, 32215476, 42953968, 64430952, 128861904]

約数ペア:

[(1, 128861904), (2, 64430952), (3, 42953968), (4, 32215476), (6, 21476984), (8, 16107738), (12, 10738492), (16, 8053869), (17, 7580112), (24, 5369246), (34, 3790056), (48, 2684623), (51, 2526704), (67, 1923312), (68, 1895028), (102, 1263352), (134, 961656), (136, 947514), (201, 641104), (204, 631676), (268, 480828), (272, 473757), (402, 320552), (408, 315838), (536, 240414), (804, 160276), (816, 157919), (1072, 120207), (1139, 113136), (1608, 80138), (2278, 56568), (2357, 54672), (3216, 40069), (3417, 37712), (4556, 28284), (4714, 27336), (6834, 18856), (7071, 18224), (9112, 14142), (9428, 13668)]