258285760

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{601}}^1$

素因数の和:714

約数の個数: 112

約数和(自身を含む): 660562560

約数和(自身を除く): 402276800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 79, 80, 85, 136, 158, 160, 170, 272, 316, 320, 340, 395, 544, 601, 632, 680, 790, 1088, 1202, 1264, 1343, 1360, 1580, 2404, 2528, 2686, 2720, 3005, 3160, 4808, 5056, 5372, 5440, 6010, 6320, 6715, 9616, 10217, 10744, 12020, 12640, 13430, 19232, 20434, 21488, 24040, 25280, 26860, 38464, 40868, 42976, 47479, 48080, 51085, 53720, 81736, 85952, 94958, 96160, 102170, 107440, 163472, 189916, 192320, 204340, 214880, 237395, 326944, 379832, 408680, 429760, 474790, 653888, 759664, 807143, 817360, 949580, 1519328, 1614286, 1634720, 1899160, 3038656, 3228572, 3269440, 3798320, 4035715, 6457144, 7596640, 8071430, 12914288, 15193280, 16142860, 25828576, 32285720, 51657152, 64571440, 129142880, 258285760]

約数ペア:

[(1, 258285760), (2, 129142880), (4, 64571440), (5, 51657152), (8, 32285720), (10, 25828576), (16, 16142860), (17, 15193280), (20, 12914288), (32, 8071430), (34, 7596640), (40, 6457144), (64, 4035715), (68, 3798320), (79, 3269440), (80, 3228572), (85, 3038656), (136, 1899160), (158, 1634720), (160, 1614286), (170, 1519328), (272, 949580), (316, 817360), (320, 807143), (340, 759664), (395, 653888), (544, 474790), (601, 429760), (632, 408680), (680, 379832), (790, 326944), (1088, 237395), (1202, 214880), (1264, 204340), (1343, 192320), (1360, 189916), (1580, 163472), (2404, 107440), (2528, 102170), (2686, 96160), (2720, 94958), (3005, 85952), (3160, 81736), (4808, 53720), (5056, 51085), (5372, 48080), (5440, 47479), (6010, 42976), (6320, 40868), (6715, 38464), (9616, 26860), (10217, 25280), (10744, 24040), (12020, 21488), (12640, 20434), (13430, 19232)]