263760640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 216

約数和(自身を含む): 753573744

約数和(自身を除く): 489813104

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 121, 128, 130, 131, 143, 160, 176, 208, 220, 242, 256, 260, 262, 286, 320, 352, 416, 440, 484, 520, 524, 572, 605, 640, 655, 704, 715, 832, 880, 968, 1040, 1048, 1144, 1210, 1280, 1310, 1408, 1430, 1441, 1573, 1664, 1703, 1760, 1936, 2080, 2096, 2288, 2420, 2620, 2816, 2860, 2882, 3146, 3328, 3406, 3520, 3872, 4160, 4192, 4576, 4840, 5240, 5720, 5764, 6292, 6812, 7040, 7205, 7744, 7865, 8320, 8384, 8515, 9152, 9680, 10480, 11440, 11528, 12584, 13624, 14080, 14410, 15488, 15730, 15851, 16640, 16768, 17030, 18304, 18733, 19360, 20960, 22880, 23056, 25168, 27248, 28820, 30976, 31460, 31702, 33536, 34060, 36608, 37466, 38720, 41920, 45760, 46112, 50336, 54496, 57640, 62920, 63404, 68120, 74932, 77440, 79255, 83840, 91520, 92224, 93665, 100672, 108992, 115280, 125840, 126808, 136240, 149864, 154880, 158510, 167680, 183040, 184448, 187330, 201344, 206063, 217984, 230560, 251680, 253616, 272480, 299728, 317020, 368896, 374660, 402688, 412126, 435968, 461120, 503360, 507232, 544960, 599456, 634040, 749320, 824252, 922240, 1006720, 1014464, 1030315, 1089920, 1198912, 1268080, 1498640, 1648504, 1844480, 2013440, 2028928, 2060630, 2179840, 2397824, 2536160, 2997280, 3297008, 4057856, 4121260, 4795648, 5072320, 5994560, 6594016, 8242520, 10144640, 11989120, 13188032, 16485040, 20289280, 23978240, 26376064, 32970080, 52752128, 65940160, 131880320, 263760640]

約数ペア:

[(1, 263760640), (2, 131880320), (4, 65940160), (5, 52752128), (8, 32970080), (10, 26376064), (11, 23978240), (13, 20289280), (16, 16485040), (20, 13188032), (22, 11989120), (26, 10144640), (32, 8242520), (40, 6594016), (44, 5994560), (52, 5072320), (55, 4795648), (64, 4121260), (65, 4057856), (80, 3297008), (88, 2997280), (104, 2536160), (110, 2397824), (121, 2179840), (128, 2060630), (130, 2028928), (131, 2013440), (143, 1844480), (160, 1648504), (176, 1498640), (208, 1268080), (220, 1198912), (242, 1089920), (256, 1030315), (260, 1014464), (262, 1006720), (286, 922240), (320, 824252), (352, 749320), (416, 634040), (440, 599456), (484, 544960), (520, 507232), (524, 503360), (572, 461120), (605, 435968), (640, 412126), (655, 402688), (704, 374660), (715, 368896), (832, 317020), (880, 299728), (968, 272480), (1040, 253616), (1048, 251680), (1144, 230560), (1210, 217984), (1280, 206063), (1310, 201344), (1408, 187330), (1430, 184448), (1441, 183040), (1573, 167680), (1664, 158510), (1703, 154880), (1760, 149864), (1936, 136240), (2080, 126808), (2096, 125840), (2288, 115280), (2420, 108992), (2620, 100672), (2816, 93665), (2860, 92224), (2882, 91520), (3146, 83840), (3328, 79255), (3406, 77440), (3520, 74932), (3872, 68120), (4160, 63404), (4192, 62920), (4576, 57640), (4840, 54496), (5240, 50336), (5720, 46112), (5764, 45760), (6292, 41920), (6812, 38720), (7040, 37466), (7205, 36608), (7744, 34060), (7865, 33536), (8320, 31702), (8384, 31460), (8515, 30976), (9152, 28820), (9680, 27248), (10480, 25168), (11440, 23056), (11528, 22880), (12584, 20960), (13624, 19360), (14080, 18733), (14410, 18304), (15488, 17030), (15730, 16768), (15851, 16640)]