218746476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8819}}^1$

素因数の和:8895

約数の個数: 72

約数和(自身を含む): 606780720

約数和(自身を除く): 388034244

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1908, 2067, 2756, 4134, 6201, 8268, 8819, 12402, 17638, 24804, 26457, 35276, 52914, 79371, 105828, 114647, 158742, 229294, 317484, 343941, 458588, 467407, 687882, 934814, 1031823, 1375764, 1402221, 1869628, 2063646, 2804442, 4127292, 4206663, 5608884, 6076291, 8413326, 12152582, 16826652, 18228873, 24305164, 36457746, 54686619, 72915492, 109373238, 218746476]

約数ペア:

[(1, 218746476), (2, 109373238), (3, 72915492), (4, 54686619), (6, 36457746), (9, 24305164), (12, 18228873), (13, 16826652), (18, 12152582), (26, 8413326), (36, 6076291), (39, 5608884), (52, 4206663), (53, 4127292), (78, 2804442), (106, 2063646), (117, 1869628), (156, 1402221), (159, 1375764), (212, 1031823), (234, 934814), (318, 687882), (468, 467407), (477, 458588), (636, 343941), (689, 317484), (954, 229294), (1378, 158742), (1908, 114647), (2067, 105828), (2756, 79371), (4134, 52914), (6201, 35276), (8268, 26457), (8819, 24804), (12402, 17638)]