255931920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2521}}^1$

素因数の和:2590

約数の個数: 160

約数和(自身を含む): 900656640

約数和(自身を除く): 644724720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 216, 235, 240, 270, 282, 360, 376, 423, 432, 470, 540, 564, 705, 720, 752, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2160, 2256, 2521, 2538, 2820, 3384, 3760, 4230, 5042, 5076, 5640, 6345, 6768, 7563, 8460, 10084, 10152, 11280, 12605, 12690, 15126, 16920, 20168, 20304, 22689, 25210, 25380, 30252, 33840, 37815, 40336, 45378, 50420, 50760, 60504, 68067, 75630, 90756, 100840, 101520, 113445, 118487, 121008, 136134, 151260, 181512, 201680, 226890, 236974, 272268, 302520, 340335, 355461, 363024, 453780, 473948, 544536, 592435, 605040, 680670, 710922, 907560, 947896, 1066383, 1089072, 1184870, 1361340, 1421844, 1777305, 1815120, 1895792, 2132766, 2369740, 2722680, 2843688, 3199149, 3554610, 4265532, 4739480, 5331915, 5445360, 5687376, 6398298, 7109220, 8531064, 9478960, 10663830, 12796596, 14218440, 15995745, 17062128, 21327660, 25593192, 28436880, 31991490, 42655320, 51186384, 63982980, 85310640, 127965960, 255931920]

約数ペア:

[(1, 255931920), (2, 127965960), (3, 85310640), (4, 63982980), (5, 51186384), (6, 42655320), (8, 31991490), (9, 28436880), (10, 25593192), (12, 21327660), (15, 17062128), (16, 15995745), (18, 14218440), (20, 12796596), (24, 10663830), (27, 9478960), (30, 8531064), (36, 7109220), (40, 6398298), (45, 5687376), (47, 5445360), (48, 5331915), (54, 4739480), (60, 4265532), (72, 3554610), (80, 3199149), (90, 2843688), (94, 2722680), (108, 2369740), (120, 2132766), (135, 1895792), (141, 1815120), (144, 1777305), (180, 1421844), (188, 1361340), (216, 1184870), (235, 1089072), (240, 1066383), (270, 947896), (282, 907560), (360, 710922), (376, 680670), (423, 605040), (432, 592435), (470, 544536), (540, 473948), (564, 453780), (705, 363024), (720, 355461), (752, 340335), (846, 302520), (940, 272268), (1080, 236974), (1128, 226890), (1269, 201680), (1410, 181512), (1692, 151260), (1880, 136134), (2115, 121008), (2160, 118487), (2256, 113445), (2521, 101520), (2538, 100840), (2820, 90756), (3384, 75630), (3760, 68067), (4230, 60504), (5042, 50760), (5076, 50420), (5640, 45378), (6345, 40336), (6768, 37815), (7563, 33840), (8460, 30252), (10084, 25380), (10152, 25210), (11280, 22689), (12605, 20304), (12690, 20168), (15126, 16920)]