15971296

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 72

約数和(自身を含む): 36670536

約数和(自身を除く): 20699240

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 157, 176, 187, 272, 289, 314, 352, 374, 544, 578, 628, 748, 1156, 1256, 1496, 1727, 2312, 2512, 2669, 2992, 3179, 3454, 4624, 5024, 5338, 5984, 6358, 6908, 9248, 10676, 12716, 13816, 21352, 25432, 27632, 29359, 42704, 45373, 50864, 55264, 58718, 85408, 90746, 101728, 117436, 181492, 234872, 362984, 469744, 499103, 725968, 939488, 998206, 1451936, 1996412, 3992824, 7985648, 15971296]

約数ペア:

[(1, 15971296), (2, 7985648), (4, 3992824), (8, 1996412), (11, 1451936), (16, 998206), (17, 939488), (22, 725968), (32, 499103), (34, 469744), (44, 362984), (68, 234872), (88, 181492), (136, 117436), (157, 101728), (176, 90746), (187, 85408), (272, 58718), (289, 55264), (314, 50864), (352, 45373), (374, 42704), (544, 29359), (578, 27632), (628, 25432), (748, 21352), (1156, 13816), (1256, 12716), (1496, 10676), (1727, 9248), (2312, 6908), (2512, 6358), (2669, 5984), (2992, 5338), (3179, 5024), (3454, 4624)]