254747584

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:163

約数の個数: 224

約数和(自身を含む): 688214016

約数和(自身を除く): 433466432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 31, 32, 34, 52, 56, 62, 64, 68, 83, 91, 104, 112, 119, 124, 136, 166, 182, 208, 217, 221, 224, 238, 248, 272, 332, 364, 403, 416, 434, 442, 448, 476, 496, 527, 544, 581, 664, 728, 806, 832, 868, 884, 952, 992, 1054, 1079, 1088, 1162, 1328, 1411, 1456, 1547, 1612, 1736, 1768, 1904, 1984, 2108, 2158, 2324, 2573, 2656, 2821, 2822, 2912, 3094, 3224, 3472, 3536, 3689, 3808, 4216, 4316, 4648, 5146, 5312, 5642, 5644, 5824, 6188, 6448, 6851, 6944, 7072, 7378, 7553, 7616, 8432, 8632, 9296, 9877, 10292, 11284, 11288, 12376, 12896, 13702, 13888, 14144, 14756, 15106, 16864, 17264, 18011, 18343, 18592, 19754, 20584, 22568, 22576, 24752, 25792, 27404, 29512, 30212, 33449, 33728, 34528, 36022, 36686, 37184, 39508, 41168, 43741, 45136, 45152, 47957, 49504, 54808, 59024, 60424, 66898, 69056, 72044, 73372, 79016, 82336, 87482, 90272, 90304, 95914, 99008, 109616, 118048, 120848, 128401, 133796, 144088, 146744, 158032, 164672, 174964, 180544, 191828, 219232, 234143, 236096, 241696, 256802, 267592, 288176, 293488, 306187, 316064, 349928, 383656, 438464, 468286, 483392, 513604, 535184, 568633, 576352, 586976, 612374, 632128, 699856, 767312, 936572, 1027208, 1070368, 1137266, 1152704, 1173952, 1224748, 1399712, 1534624, 1873144, 2054416, 2140736, 2274532, 2449496, 2799424, 3069248, 3746288, 3980431, 4108832, 4549064, 4898992, 7492576, 7960862, 8217664, 9098128, 9797984, 14985152, 15921724, 18196256, 19595968, 31843448, 36392512, 63686896, 127373792, 254747584]

約数ペア:

[(1, 254747584), (2, 127373792), (4, 63686896), (7, 36392512), (8, 31843448), (13, 19595968), (14, 18196256), (16, 15921724), (17, 14985152), (26, 9797984), (28, 9098128), (31, 8217664), (32, 7960862), (34, 7492576), (52, 4898992), (56, 4549064), (62, 4108832), (64, 3980431), (68, 3746288), (83, 3069248), (91, 2799424), (104, 2449496), (112, 2274532), (119, 2140736), (124, 2054416), (136, 1873144), (166, 1534624), (182, 1399712), (208, 1224748), (217, 1173952), (221, 1152704), (224, 1137266), (238, 1070368), (248, 1027208), (272, 936572), (332, 767312), (364, 699856), (403, 632128), (416, 612374), (434, 586976), (442, 576352), (448, 568633), (476, 535184), (496, 513604), (527, 483392), (544, 468286), (581, 438464), (664, 383656), (728, 349928), (806, 316064), (832, 306187), (868, 293488), (884, 288176), (952, 267592), (992, 256802), (1054, 241696), (1079, 236096), (1088, 234143), (1162, 219232), (1328, 191828), (1411, 180544), (1456, 174964), (1547, 164672), (1612, 158032), (1736, 146744), (1768, 144088), (1904, 133796), (1984, 128401), (2108, 120848), (2158, 118048), (2324, 109616), (2573, 99008), (2656, 95914), (2821, 90304), (2822, 90272), (2912, 87482), (3094, 82336), (3224, 79016), (3472, 73372), (3536, 72044), (3689, 69056), (3808, 66898), (4216, 60424), (4316, 59024), (4648, 54808), (5146, 49504), (5312, 47957), (5642, 45152), (5644, 45136), (5824, 43741), (6188, 41168), (6448, 39508), (6851, 37184), (6944, 36686), (7072, 36022), (7378, 34528), (7553, 33728), (7616, 33449), (8432, 30212), (8632, 29512), (9296, 27404), (9877, 25792), (10292, 24752), (11284, 22576), (11288, 22568), (12376, 20584), (12896, 19754), (13702, 18592), (13888, 18343), (14144, 18011), (14756, 17264), (15106, 16864)]