154967988

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 458498880

約数和(自身を除く): 303530892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 37, 42, 49, 51, 68, 74, 84, 98, 102, 111, 119, 147, 148, 196, 204, 222, 238, 259, 294, 357, 419, 444, 476, 518, 588, 629, 714, 777, 833, 838, 1036, 1257, 1258, 1428, 1554, 1666, 1676, 1813, 1887, 2499, 2514, 2516, 2933, 3108, 3332, 3626, 3774, 4403, 4998, 5028, 5439, 5866, 7123, 7252, 7548, 8799, 8806, 9996, 10878, 11732, 13209, 14246, 15503, 17598, 17612, 20531, 21369, 21756, 26418, 28492, 30821, 31006, 35196, 41062, 42738, 46509, 49861, 52836, 61593, 61642, 62012, 82124, 85476, 92463, 93018, 99722, 108521, 123186, 123284, 149583, 184926, 186036, 199444, 217042, 246372, 263551, 299166, 325563, 349027, 369852, 434084, 527102, 598332, 651126, 698054, 759647, 790653, 1047081, 1054204, 1302252, 1396108, 1519294, 1581306, 1844857, 2094162, 2278941, 3038588, 3162612, 3689714, 4188324, 4557882, 5534571, 7379428, 9115764, 11069142, 12913999, 22138284, 25827998, 38741997, 51655996, 77483994, 154967988]

約数ペア:

[(1, 154967988), (2, 77483994), (3, 51655996), (4, 38741997), (6, 25827998), (7, 22138284), (12, 12913999), (14, 11069142), (17, 9115764), (21, 7379428), (28, 5534571), (34, 4557882), (37, 4188324), (42, 3689714), (49, 3162612), (51, 3038588), (68, 2278941), (74, 2094162), (84, 1844857), (98, 1581306), (102, 1519294), (111, 1396108), (119, 1302252), (147, 1054204), (148, 1047081), (196, 790653), (204, 759647), (222, 698054), (238, 651126), (259, 598332), (294, 527102), (357, 434084), (419, 369852), (444, 349027), (476, 325563), (518, 299166), (588, 263551), (629, 246372), (714, 217042), (777, 199444), (833, 186036), (838, 184926), (1036, 149583), (1257, 123284), (1258, 123186), (1428, 108521), (1554, 99722), (1666, 93018), (1676, 92463), (1813, 85476), (1887, 82124), (2499, 62012), (2514, 61642), (2516, 61593), (2933, 52836), (3108, 49861), (3332, 46509), (3626, 42738), (3774, 41062), (4403, 35196), (4998, 31006), (5028, 30821), (5439, 28492), (5866, 26418), (7123, 21756), (7252, 21369), (7548, 20531), (8799, 17612), (8806, 17598), (9996, 15503), (10878, 14246), (11732, 13209)]