253209240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2575

約数の個数: 160

約数和(自身を含む): 878866560

約数和(自身を除く): 625657320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1395, 1620, 1674, 1860, 2232, 2511, 2521, 2790, 3240, 3348, 3720, 4185, 5022, 5042, 5580, 6696, 7563, 8370, 10044, 10084, 11160, 12555, 12605, 15126, 16740, 20088, 20168, 22689, 25110, 25210, 30252, 33480, 37815, 45378, 50220, 50420, 60504, 68067, 75630, 78151, 90756, 100440, 100840, 113445, 136134, 151260, 156302, 181512, 204201, 226890, 234453, 272268, 302520, 312604, 340335, 390755, 408402, 453780, 468906, 544536, 625208, 680670, 703359, 781510, 816804, 907560, 937812, 1021005, 1172265, 1361340, 1406718, 1563020, 1633608, 1875624, 2042010, 2110077, 2344530, 2722680, 2813436, 3126040, 3516795, 4084020, 4220154, 4689060, 5626872, 6330231, 7033590, 8168040, 8440308, 9378120, 10550385, 12660462, 14067180, 16880616, 21100770, 25320924, 28134360, 31651155, 42201540, 50641848, 63302310, 84403080, 126604620, 253209240]

約数ペア:

[(1, 253209240), (2, 126604620), (3, 84403080), (4, 63302310), (5, 50641848), (6, 42201540), (8, 31651155), (9, 28134360), (10, 25320924), (12, 21100770), (15, 16880616), (18, 14067180), (20, 12660462), (24, 10550385), (27, 9378120), (30, 8440308), (31, 8168040), (36, 7033590), (40, 6330231), (45, 5626872), (54, 4689060), (60, 4220154), (62, 4084020), (72, 3516795), (81, 3126040), (90, 2813436), (93, 2722680), (108, 2344530), (120, 2110077), (124, 2042010), (135, 1875624), (155, 1633608), (162, 1563020), (180, 1406718), (186, 1361340), (216, 1172265), (248, 1021005), (270, 937812), (279, 907560), (310, 816804), (324, 781510), (360, 703359), (372, 680670), (405, 625208), (465, 544536), (540, 468906), (558, 453780), (620, 408402), (648, 390755), (744, 340335), (810, 312604), (837, 302520), (930, 272268), (1080, 234453), (1116, 226890), (1240, 204201), (1395, 181512), (1620, 156302), (1674, 151260), (1860, 136134), (2232, 113445), (2511, 100840), (2521, 100440), (2790, 90756), (3240, 78151), (3348, 75630), (3720, 68067), (4185, 60504), (5022, 50420), (5042, 50220), (5580, 45378), (6696, 37815), (7563, 33480), (8370, 30252), (10044, 25210), (10084, 25110), (11160, 22689), (12555, 20168), (12605, 20088), (15126, 16740)]