315098368

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1297}}^1$

素因数の和:1399

約数の個数: 72

約数和(自身を含む): 687156008

約数和(自身を除く): 372057640

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 208, 256, 292, 416, 584, 832, 949, 1168, 1297, 1664, 1898, 2336, 2594, 3328, 3796, 4672, 5188, 7592, 9344, 10376, 15184, 16861, 18688, 20752, 30368, 33722, 41504, 60736, 67444, 83008, 94681, 121472, 134888, 166016, 189362, 242944, 269776, 332032, 378724, 539552, 757448, 1079104, 1230853, 1514896, 2158208, 2461706, 3029792, 4316416, 4923412, 6059584, 9846824, 12119168, 19693648, 24238336, 39387296, 78774592, 157549184, 315098368]

約数ペア:

[(1, 315098368), (2, 157549184), (4, 78774592), (8, 39387296), (13, 24238336), (16, 19693648), (26, 12119168), (32, 9846824), (52, 6059584), (64, 4923412), (73, 4316416), (104, 3029792), (128, 2461706), (146, 2158208), (208, 1514896), (256, 1230853), (292, 1079104), (416, 757448), (584, 539552), (832, 378724), (949, 332032), (1168, 269776), (1297, 242944), (1664, 189362), (1898, 166016), (2336, 134888), (2594, 121472), (3328, 94681), (3796, 83008), (4672, 67444), (5188, 60736), (7592, 41504), (9344, 33722), (10376, 30368), (15184, 20752), (16861, 18688)]