245639680

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 240

約数和(自身を含む): 708595272

約数和(自身を除く): 462955592

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 61, 64, 65, 80, 88, 104, 110, 121, 122, 128, 130, 143, 160, 176, 208, 220, 242, 244, 256, 260, 286, 305, 320, 352, 416, 440, 484, 488, 512, 520, 572, 605, 610, 640, 671, 704, 715, 793, 832, 880, 968, 976, 1040, 1144, 1210, 1220, 1280, 1342, 1408, 1430, 1573, 1586, 1664, 1760, 1936, 1952, 2080, 2288, 2420, 2440, 2560, 2684, 2816, 2860, 3146, 3172, 3328, 3355, 3520, 3872, 3904, 3965, 4160, 4576, 4840, 4880, 5368, 5632, 5720, 6292, 6344, 6656, 6710, 7040, 7381, 7744, 7808, 7865, 7930, 8320, 8723, 9152, 9680, 9760, 10736, 11440, 12584, 12688, 13420, 14080, 14762, 15488, 15616, 15730, 15860, 16640, 17446, 18304, 19360, 19520, 21472, 22880, 25168, 25376, 26840, 28160, 29524, 30976, 31232, 31460, 31720, 33280, 34892, 36608, 36905, 38720, 39040, 42944, 43615, 45760, 50336, 50752, 53680, 59048, 61952, 62920, 63440, 69784, 73216, 73810, 77440, 78080, 85888, 87230, 91520, 95953, 100672, 101504, 107360, 118096, 125840, 126880, 139568, 147620, 154880, 156160, 171776, 174460, 183040, 191906, 201344, 203008, 214720, 236192, 251680, 253760, 279136, 295240, 309760, 343552, 348920, 366080, 383812, 402688, 406016, 429440, 472384, 479765, 503360, 507520, 558272, 590480, 697840, 767624, 805376, 858880, 944768, 959530, 1006720, 1015040, 1116544, 1180960, 1395680, 1535248, 1717760, 1889536, 1919060, 2013440, 2030080, 2233088, 2361920, 2791360, 3070496, 3779072, 3838120, 4026880, 4466176, 4723840, 5582720, 6140992, 7676240, 9447680, 11165440, 12281984, 15352480, 18895360, 22330880, 24563968, 30704960, 49127936, 61409920, 122819840, 245639680]

約数ペア:

[(1, 245639680), (2, 122819840), (4, 61409920), (5, 49127936), (8, 30704960), (10, 24563968), (11, 22330880), (13, 18895360), (16, 15352480), (20, 12281984), (22, 11165440), (26, 9447680), (32, 7676240), (40, 6140992), (44, 5582720), (52, 4723840), (55, 4466176), (61, 4026880), (64, 3838120), (65, 3779072), (80, 3070496), (88, 2791360), (104, 2361920), (110, 2233088), (121, 2030080), (122, 2013440), (128, 1919060), (130, 1889536), (143, 1717760), (160, 1535248), (176, 1395680), (208, 1180960), (220, 1116544), (242, 1015040), (244, 1006720), (256, 959530), (260, 944768), (286, 858880), (305, 805376), (320, 767624), (352, 697840), (416, 590480), (440, 558272), (484, 507520), (488, 503360), (512, 479765), (520, 472384), (572, 429440), (605, 406016), (610, 402688), (640, 383812), (671, 366080), (704, 348920), (715, 343552), (793, 309760), (832, 295240), (880, 279136), (968, 253760), (976, 251680), (1040, 236192), (1144, 214720), (1210, 203008), (1220, 201344), (1280, 191906), (1342, 183040), (1408, 174460), (1430, 171776), (1573, 156160), (1586, 154880), (1664, 147620), (1760, 139568), (1936, 126880), (1952, 125840), (2080, 118096), (2288, 107360), (2420, 101504), (2440, 100672), (2560, 95953), (2684, 91520), (2816, 87230), (2860, 85888), (3146, 78080), (3172, 77440), (3328, 73810), (3355, 73216), (3520, 69784), (3872, 63440), (3904, 62920), (3965, 61952), (4160, 59048), (4576, 53680), (4840, 50752), (4880, 50336), (5368, 45760), (5632, 43615), (5720, 42944), (6292, 39040), (6344, 38720), (6656, 36905), (6710, 36608), (7040, 34892), (7381, 33280), (7744, 31720), (7808, 31460), (7865, 31232), (7930, 30976), (8320, 29524), (8723, 28160), (9152, 26840), (9680, 25376), (9760, 25168), (10736, 22880), (11440, 21472), (12584, 19520), (12688, 19360), (13420, 18304), (14080, 17446), (14762, 16640), (15488, 15860), (15616, 15730)]