253551872

素因数分解:

$2^8\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 216

約数和(自身を含む): 660600360

約数和(自身を除く): 407048488

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 32, 34, 41, 49, 56, 58, 64, 68, 82, 98, 112, 116, 119, 128, 136, 164, 196, 203, 224, 232, 238, 256, 272, 287, 328, 392, 406, 448, 464, 476, 493, 544, 574, 656, 697, 784, 812, 833, 896, 928, 952, 986, 1088, 1148, 1189, 1312, 1394, 1421, 1568, 1624, 1666, 1792, 1856, 1904, 1972, 2009, 2176, 2296, 2378, 2624, 2788, 2842, 3136, 3248, 3332, 3451, 3712, 3808, 3944, 4018, 4352, 4592, 4756, 4879, 5248, 5576, 5684, 6272, 6496, 6664, 6902, 7424, 7616, 7888, 8036, 8323, 9184, 9512, 9758, 10496, 11152, 11368, 12544, 12992, 13328, 13804, 15232, 15776, 16072, 16646, 18368, 19024, 19516, 20213, 22304, 22736, 24157, 25984, 26656, 27608, 30464, 31552, 32144, 33292, 34153, 36736, 38048, 39032, 40426, 44608, 45472, 48314, 51968, 53312, 55216, 58261, 63104, 64288, 66584, 68306, 73472, 76096, 78064, 80852, 89216, 90944, 96628, 106624, 110432, 116522, 126208, 128576, 133168, 136612, 141491, 152192, 156128, 161704, 178432, 181888, 193256, 213248, 220864, 233044, 257152, 266336, 273224, 282982, 304384, 312256, 323408, 363776, 386512, 441728, 466088, 514304, 532672, 546448, 565964, 624512, 646816, 773024, 883456, 932176, 990437, 1065344, 1092896, 1131928, 1249024, 1293632, 1546048, 1864352, 1980874, 2130688, 2185792, 2263856, 2587264, 3092096, 3728704, 3961748, 4371584, 4527712, 5174528, 6184192, 7457408, 7923496, 8743168, 9055424, 14914816, 15846992, 18110848, 31693984, 36221696, 63387968, 126775936, 253551872]

約数ペア:

[(1, 253551872), (2, 126775936), (4, 63387968), (7, 36221696), (8, 31693984), (14, 18110848), (16, 15846992), (17, 14914816), (28, 9055424), (29, 8743168), (32, 7923496), (34, 7457408), (41, 6184192), (49, 5174528), (56, 4527712), (58, 4371584), (64, 3961748), (68, 3728704), (82, 3092096), (98, 2587264), (112, 2263856), (116, 2185792), (119, 2130688), (128, 1980874), (136, 1864352), (164, 1546048), (196, 1293632), (203, 1249024), (224, 1131928), (232, 1092896), (238, 1065344), (256, 990437), (272, 932176), (287, 883456), (328, 773024), (392, 646816), (406, 624512), (448, 565964), (464, 546448), (476, 532672), (493, 514304), (544, 466088), (574, 441728), (656, 386512), (697, 363776), (784, 323408), (812, 312256), (833, 304384), (896, 282982), (928, 273224), (952, 266336), (986, 257152), (1088, 233044), (1148, 220864), (1189, 213248), (1312, 193256), (1394, 181888), (1421, 178432), (1568, 161704), (1624, 156128), (1666, 152192), (1792, 141491), (1856, 136612), (1904, 133168), (1972, 128576), (2009, 126208), (2176, 116522), (2296, 110432), (2378, 106624), (2624, 96628), (2788, 90944), (2842, 89216), (3136, 80852), (3248, 78064), (3332, 76096), (3451, 73472), (3712, 68306), (3808, 66584), (3944, 64288), (4018, 63104), (4352, 58261), (4592, 55216), (4756, 53312), (4879, 51968), (5248, 48314), (5576, 45472), (5684, 44608), (6272, 40426), (6496, 39032), (6664, 38048), (6902, 36736), (7424, 34153), (7616, 33292), (7888, 32144), (8036, 31552), (8323, 30464), (9184, 27608), (9512, 26656), (9758, 25984), (10496, 24157), (11152, 22736), (11368, 22304), (12544, 20213), (12992, 19516), (13328, 19024), (13804, 18368), (15232, 16646), (15776, 16072)]