128468184

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:549

約数の個数: 128

約数和(自身を含む): 373947840

約数和(自身を除く): 245479656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 53, 68, 78, 102, 104, 106, 136, 156, 159, 204, 212, 221, 312, 318, 408, 424, 442, 457, 636, 663, 689, 884, 901, 914, 1272, 1326, 1371, 1378, 1768, 1802, 1828, 2067, 2652, 2703, 2742, 2756, 3604, 3656, 4134, 5304, 5406, 5484, 5512, 5941, 7208, 7769, 8268, 10812, 10968, 11713, 11882, 15538, 16536, 17823, 21624, 23307, 23426, 23764, 24221, 31076, 35139, 35646, 46614, 46852, 47528, 48442, 62152, 70278, 71292, 72663, 93228, 93704, 96884, 100997, 140556, 142584, 145326, 186456, 193768, 201994, 281112, 290652, 302991, 314873, 403988, 411757, 581304, 605982, 629746, 807976, 823514, 944619, 1211964, 1235271, 1259492, 1647028, 1889238, 2423928, 2470542, 2518984, 3294056, 3778476, 4941084, 5352841, 7556952, 9882168, 10705682, 16058523, 21411364, 32117046, 42822728, 64234092, 128468184]

約数ペア:

[(1, 128468184), (2, 64234092), (3, 42822728), (4, 32117046), (6, 21411364), (8, 16058523), (12, 10705682), (13, 9882168), (17, 7556952), (24, 5352841), (26, 4941084), (34, 3778476), (39, 3294056), (51, 2518984), (52, 2470542), (53, 2423928), (68, 1889238), (78, 1647028), (102, 1259492), (104, 1235271), (106, 1211964), (136, 944619), (156, 823514), (159, 807976), (204, 629746), (212, 605982), (221, 581304), (312, 411757), (318, 403988), (408, 314873), (424, 302991), (442, 290652), (457, 281112), (636, 201994), (663, 193768), (689, 186456), (884, 145326), (901, 142584), (914, 140556), (1272, 100997), (1326, 96884), (1371, 93704), (1378, 93228), (1768, 72663), (1802, 71292), (1828, 70278), (2067, 62152), (2652, 48442), (2703, 47528), (2742, 46852), (2756, 46614), (3604, 35646), (3656, 35139), (4134, 31076), (5304, 24221), (5406, 23764), (5484, 23426), (5512, 23307), (5941, 21624), (7208, 17823), (7769, 16536), (8268, 15538), (10812, 11882), (10968, 11713)]