312702208

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 794838016

約数和(自身を除く): 482135808

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 208, 217, 224, 248, 256, 364, 403, 416, 433, 434, 448, 496, 728, 806, 832, 866, 868, 896, 992, 1456, 1612, 1664, 1732, 1736, 1792, 1984, 2821, 2912, 3031, 3224, 3328, 3464, 3472, 3968, 5629, 5642, 5824, 6062, 6448, 6928, 6944, 7936, 11258, 11284, 11648, 12124, 12896, 13423, 13856, 13888, 22516, 22568, 23296, 24248, 25792, 26846, 27712, 27776, 39403, 45032, 45136, 48496, 51584, 53692, 55424, 55552, 78806, 90064, 90272, 93961, 96992, 103168, 107384, 110848, 157612, 174499, 180128, 180544, 187922, 193984, 214768, 315224, 348998, 360256, 361088, 375844, 387968, 429536, 630448, 697996, 720512, 722176, 751688, 775936, 859072, 1221493, 1260896, 1395992, 1441024, 1503376, 1718144, 2442986, 2521792, 2791984, 3006752, 3436288, 4885972, 5043584, 5583968, 6013504, 9771944, 10087168, 11167936, 12027008, 19543888, 22335872, 24054016, 39087776, 44671744, 78175552, 156351104, 312702208]

約数ペア:

[(1, 312702208), (2, 156351104), (4, 78175552), (7, 44671744), (8, 39087776), (13, 24054016), (14, 22335872), (16, 19543888), (26, 12027008), (28, 11167936), (31, 10087168), (32, 9771944), (52, 6013504), (56, 5583968), (62, 5043584), (64, 4885972), (91, 3436288), (104, 3006752), (112, 2791984), (124, 2521792), (128, 2442986), (182, 1718144), (208, 1503376), (217, 1441024), (224, 1395992), (248, 1260896), (256, 1221493), (364, 859072), (403, 775936), (416, 751688), (433, 722176), (434, 720512), (448, 697996), (496, 630448), (728, 429536), (806, 387968), (832, 375844), (866, 361088), (868, 360256), (896, 348998), (992, 315224), (1456, 214768), (1612, 193984), (1664, 187922), (1732, 180544), (1736, 180128), (1792, 174499), (1984, 157612), (2821, 110848), (2912, 107384), (3031, 103168), (3224, 96992), (3328, 93961), (3464, 90272), (3472, 90064), (3968, 78806), (5629, 55552), (5642, 55424), (5824, 53692), (6062, 51584), (6448, 48496), (6928, 45136), (6944, 45032), (7936, 39403), (11258, 27776), (11284, 27712), (11648, 26846), (12124, 25792), (12896, 24248), (13423, 23296), (13856, 22568), (13888, 22516)]