31415040

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{101}}^1$

素因数の和:137

約数の個数: 216

約数和(自身を含む): 113834448

約数和(自身を除く): 82419408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 101, 108, 120, 128, 135, 144, 160, 162, 180, 192, 202, 216, 240, 243, 256, 270, 288, 303, 320, 324, 360, 384, 404, 405, 432, 480, 486, 505, 540, 576, 606, 640, 648, 720, 768, 808, 810, 864, 909, 960, 972, 1010, 1080, 1152, 1212, 1215, 1280, 1296, 1440, 1515, 1616, 1620, 1728, 1818, 1920, 1944, 2020, 2160, 2304, 2424, 2430, 2592, 2727, 2880, 3030, 3232, 3240, 3456, 3636, 3840, 3888, 4040, 4320, 4545, 4848, 4860, 5184, 5454, 5760, 6060, 6464, 6480, 6912, 7272, 7776, 8080, 8181, 8640, 9090, 9696, 9720, 10368, 10908, 11520, 12120, 12928, 12960, 13635, 14544, 15552, 16160, 16362, 17280, 18180, 19392, 19440, 20736, 21816, 24240, 24543, 25856, 25920, 27270, 29088, 31104, 32320, 32724, 34560, 36360, 38784, 38880, 40905, 43632, 48480, 49086, 51840, 54540, 58176, 62208, 64640, 65448, 72720, 77568, 77760, 81810, 87264, 96960, 98172, 103680, 109080, 116352, 122715, 129280, 130896, 145440, 155520, 163620, 174528, 193920, 196344, 218160, 232704, 245430, 261792, 290880, 311040, 327240, 349056, 387840, 392688, 436320, 490860, 523584, 581760, 654480, 698112, 785376, 872640, 981720, 1047168, 1163520, 1308960, 1570752, 1745280, 1963440, 2094336, 2617920, 3141504, 3490560, 3926880, 5235840, 6283008, 7853760, 10471680, 15707520, 31415040]

約数ペア:

[(1, 31415040), (2, 15707520), (3, 10471680), (4, 7853760), (5, 6283008), (6, 5235840), (8, 3926880), (9, 3490560), (10, 3141504), (12, 2617920), (15, 2094336), (16, 1963440), (18, 1745280), (20, 1570752), (24, 1308960), (27, 1163520), (30, 1047168), (32, 981720), (36, 872640), (40, 785376), (45, 698112), (48, 654480), (54, 581760), (60, 523584), (64, 490860), (72, 436320), (80, 392688), (81, 387840), (90, 349056), (96, 327240), (101, 311040), (108, 290880), (120, 261792), (128, 245430), (135, 232704), (144, 218160), (160, 196344), (162, 193920), (180, 174528), (192, 163620), (202, 155520), (216, 145440), (240, 130896), (243, 129280), (256, 122715), (270, 116352), (288, 109080), (303, 103680), (320, 98172), (324, 96960), (360, 87264), (384, 81810), (404, 77760), (405, 77568), (432, 72720), (480, 65448), (486, 64640), (505, 62208), (540, 58176), (576, 54540), (606, 51840), (640, 49086), (648, 48480), (720, 43632), (768, 40905), (808, 38880), (810, 38784), (864, 36360), (909, 34560), (960, 32724), (972, 32320), (1010, 31104), (1080, 29088), (1152, 27270), (1212, 25920), (1215, 25856), (1280, 24543), (1296, 24240), (1440, 21816), (1515, 20736), (1616, 19440), (1620, 19392), (1728, 18180), (1818, 17280), (1920, 16362), (1944, 16160), (2020, 15552), (2160, 14544), (2304, 13635), (2424, 12960), (2430, 12928), (2592, 12120), (2727, 11520), (2880, 10908), (3030, 10368), (3232, 9720), (3240, 9696), (3456, 9090), (3636, 8640), (3840, 8181), (3888, 8080), (4040, 7776), (4320, 7272), (4545, 6912), (4848, 6480), (4860, 6464), (5184, 6060), (5454, 5760)]