254376304

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:327

約数の個数: 160

約数和(自身を含む): 659957760

約数和(自身を除く): 405581456

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 43, 52, 56, 68, 86, 91, 104, 112, 119, 136, 172, 182, 208, 221, 238, 239, 272, 301, 344, 364, 442, 476, 478, 559, 602, 688, 728, 731, 884, 952, 956, 1118, 1204, 1456, 1462, 1547, 1673, 1768, 1904, 1912, 2236, 2408, 2924, 3094, 3107, 3346, 3536, 3824, 3913, 4063, 4472, 4816, 5117, 5848, 6188, 6214, 6692, 7826, 8126, 8944, 9503, 10234, 10277, 11696, 12376, 12428, 13384, 15652, 16252, 19006, 20468, 20554, 21749, 24752, 24856, 26768, 28441, 31304, 32504, 38012, 40936, 41108, 43498, 49712, 52819, 56882, 62608, 65008, 66521, 71939, 76024, 81872, 82216, 86996, 105638, 113764, 133042, 133601, 143878, 152048, 164432, 173992, 174709, 211276, 227528, 266084, 267202, 287756, 347984, 349418, 369733, 422552, 455056, 532168, 534404, 575512, 698836, 739466, 845104, 935207, 1064336, 1068808, 1151024, 1222963, 1397672, 1478932, 1870414, 2137616, 2271217, 2445926, 2795344, 2957864, 3740828, 4542434, 4891852, 5915728, 7481656, 9084868, 9783704, 14963312, 15898519, 18169736, 19567408, 31797038, 36339472, 63594076, 127188152, 254376304]

約数ペア:

[(1, 254376304), (2, 127188152), (4, 63594076), (7, 36339472), (8, 31797038), (13, 19567408), (14, 18169736), (16, 15898519), (17, 14963312), (26, 9783704), (28, 9084868), (34, 7481656), (43, 5915728), (52, 4891852), (56, 4542434), (68, 3740828), (86, 2957864), (91, 2795344), (104, 2445926), (112, 2271217), (119, 2137616), (136, 1870414), (172, 1478932), (182, 1397672), (208, 1222963), (221, 1151024), (238, 1068808), (239, 1064336), (272, 935207), (301, 845104), (344, 739466), (364, 698836), (442, 575512), (476, 534404), (478, 532168), (559, 455056), (602, 422552), (688, 369733), (728, 349418), (731, 347984), (884, 287756), (952, 267202), (956, 266084), (1118, 227528), (1204, 211276), (1456, 174709), (1462, 173992), (1547, 164432), (1673, 152048), (1768, 143878), (1904, 133601), (1912, 133042), (2236, 113764), (2408, 105638), (2924, 86996), (3094, 82216), (3107, 81872), (3346, 76024), (3536, 71939), (3824, 66521), (3913, 65008), (4063, 62608), (4472, 56882), (4816, 52819), (5117, 49712), (5848, 43498), (6188, 41108), (6214, 40936), (6692, 38012), (7826, 32504), (8126, 31304), (8944, 28441), (9503, 26768), (10234, 24856), (10277, 24752), (11696, 21749), (12376, 20554), (12428, 20468), (13384, 19006), (15652, 16252)]