231355440

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{3967}}^1$

素因数の和:3998

約数の個数: 140

約数和(自身を含む): 806686464

約数和(自身を除く): 575331024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 3967, 4860, 5832, 6480, 7290, 7934, 9720, 11664, 11901, 14580, 15868, 19440, 19835, 23802, 29160, 31736, 35703, 39670, 47604, 58320, 59505, 63472, 71406, 79340, 95208, 107109, 119010, 142812, 158680, 178515, 190416, 214218, 238020, 285624, 317360, 321327, 357030, 428436, 476040, 535545, 571248, 642654, 714060, 856872, 952080, 963981, 1071090, 1285308, 1428120, 1606635, 1713744, 1927962, 2142180, 2570616, 2856240, 2891943, 3213270, 3855924, 4284360, 4819905, 5141232, 5783886, 6426540, 7711848, 8568720, 9639810, 11567772, 12853080, 14459715, 15423696, 19279620, 23135544, 25706160, 28919430, 38559240, 46271088, 57838860, 77118480, 115677720, 231355440]

約数ペア:

[(1, 231355440), (2, 115677720), (3, 77118480), (4, 57838860), (5, 46271088), (6, 38559240), (8, 28919430), (9, 25706160), (10, 23135544), (12, 19279620), (15, 15423696), (16, 14459715), (18, 12853080), (20, 11567772), (24, 9639810), (27, 8568720), (30, 7711848), (36, 6426540), (40, 5783886), (45, 5141232), (48, 4819905), (54, 4284360), (60, 3855924), (72, 3213270), (80, 2891943), (81, 2856240), (90, 2570616), (108, 2142180), (120, 1927962), (135, 1713744), (144, 1606635), (162, 1428120), (180, 1285308), (216, 1071090), (240, 963981), (243, 952080), (270, 856872), (324, 714060), (360, 642654), (405, 571248), (432, 535545), (486, 476040), (540, 428436), (648, 357030), (720, 321327), (729, 317360), (810, 285624), (972, 238020), (1080, 214218), (1215, 190416), (1296, 178515), (1458, 158680), (1620, 142812), (1944, 119010), (2160, 107109), (2430, 95208), (2916, 79340), (3240, 71406), (3645, 63472), (3888, 59505), (3967, 58320), (4860, 47604), (5832, 39670), (6480, 35703), (7290, 31736), (7934, 29160), (9720, 23802), (11664, 19835), (11901, 19440), (14580, 15868)]