13262720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 35691840

約数和(自身を除く): 22429120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 53, 64, 68, 80, 85, 92, 106, 115, 128, 136, 160, 170, 184, 212, 230, 265, 272, 320, 340, 368, 391, 424, 460, 530, 544, 640, 680, 736, 782, 848, 901, 920, 1060, 1088, 1219, 1360, 1472, 1564, 1696, 1802, 1840, 1955, 2120, 2176, 2438, 2720, 2944, 3128, 3392, 3604, 3680, 3910, 4240, 4505, 4876, 5440, 6095, 6256, 6784, 7208, 7360, 7820, 8480, 9010, 9752, 10880, 12190, 12512, 14416, 14720, 15640, 16960, 18020, 19504, 20723, 24380, 25024, 28832, 31280, 33920, 36040, 39008, 41446, 48760, 50048, 57664, 62560, 72080, 78016, 82892, 97520, 103615, 115328, 125120, 144160, 156032, 165784, 195040, 207230, 250240, 288320, 331568, 390080, 414460, 576640, 663136, 780160, 828920, 1326272, 1657840, 2652544, 3315680, 6631360, 13262720]

約数ペア:

[(1, 13262720), (2, 6631360), (4, 3315680), (5, 2652544), (8, 1657840), (10, 1326272), (16, 828920), (17, 780160), (20, 663136), (23, 576640), (32, 414460), (34, 390080), (40, 331568), (46, 288320), (53, 250240), (64, 207230), (68, 195040), (80, 165784), (85, 156032), (92, 144160), (106, 125120), (115, 115328), (128, 103615), (136, 97520), (160, 82892), (170, 78016), (184, 72080), (212, 62560), (230, 57664), (265, 50048), (272, 48760), (320, 41446), (340, 39008), (368, 36040), (391, 33920), (424, 31280), (460, 28832), (530, 25024), (544, 24380), (640, 20723), (680, 19504), (736, 18020), (782, 16960), (848, 15640), (901, 14720), (920, 14416), (1060, 12512), (1088, 12190), (1219, 10880), (1360, 9752), (1472, 9010), (1564, 8480), (1696, 7820), (1802, 7360), (1840, 7208), (1955, 6784), (2120, 6256), (2176, 6095), (2438, 5440), (2720, 4876), (2944, 4505), (3128, 4240), (3392, 3910), (3604, 3680)]