290880720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1151}}^1$

素因数の和:1192

約数の個数: 240

約数和(自身を含む): 1091930112

約数和(自身を除く): 801049392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1151, 1170, 1215, 1296, 1404, 1560, 1620, 1755, 1872, 1944, 2106, 2160, 2302, 2340, 2430, 2808, 3120, 3159, 3240, 3453, 3510, 3888, 4212, 4604, 4680, 4860, 5265, 5616, 5755, 6318, 6480, 6906, 7020, 8424, 9208, 9360, 9720, 10359, 10530, 11510, 12636, 13812, 14040, 14963, 15795, 16848, 17265, 18416, 19440, 20718, 21060, 23020, 25272, 27624, 28080, 29926, 31077, 31590, 34530, 41436, 42120, 44889, 46040, 50544, 51795, 55248, 59852, 62154, 63180, 69060, 74815, 82872, 84240, 89778, 92080, 93231, 103590, 119704, 124308, 126360, 134667, 138120, 149630, 155385, 165744, 179556, 186462, 207180, 224445, 239408, 248616, 252720, 269334, 276240, 279693, 299260, 310770, 359112, 372924, 404001, 414360, 448890, 466155, 497232, 538668, 559386, 598520, 621540, 673335, 718224, 745848, 808002, 828720, 897780, 932310, 1077336, 1118772, 1197040, 1212003, 1243080, 1346670, 1398465, 1491696, 1616004, 1795560, 1864620, 2020005, 2154672, 2237544, 2424006, 2486160, 2693340, 2796930, 3232008, 3591120, 3636009, 3729240, 4040010, 4475088, 4848012, 5386680, 5593860, 6060015, 6464016, 7272018, 7458480, 8080020, 9696024, 10773360, 11187720, 12120030, 14544036, 16160040, 18180045, 19392048, 22375440, 24240060, 29088072, 32320080, 36360090, 48480120, 58176144, 72720180, 96960240, 145440360, 290880720]

約数ペア:

[(1, 290880720), (2, 145440360), (3, 96960240), (4, 72720180), (5, 58176144), (6, 48480120), (8, 36360090), (9, 32320080), (10, 29088072), (12, 24240060), (13, 22375440), (15, 19392048), (16, 18180045), (18, 16160040), (20, 14544036), (24, 12120030), (26, 11187720), (27, 10773360), (30, 9696024), (36, 8080020), (39, 7458480), (40, 7272018), (45, 6464016), (48, 6060015), (52, 5593860), (54, 5386680), (60, 4848012), (65, 4475088), (72, 4040010), (78, 3729240), (80, 3636009), (81, 3591120), (90, 3232008), (104, 2796930), (108, 2693340), (117, 2486160), (120, 2424006), (130, 2237544), (135, 2154672), (144, 2020005), (156, 1864620), (162, 1795560), (180, 1616004), (195, 1491696), (208, 1398465), (216, 1346670), (234, 1243080), (240, 1212003), (243, 1197040), (260, 1118772), (270, 1077336), (312, 932310), (324, 897780), (351, 828720), (360, 808002), (390, 745848), (405, 718224), (432, 673335), (468, 621540), (486, 598520), (520, 559386), (540, 538668), (585, 497232), (624, 466155), (648, 448890), (702, 414360), (720, 404001), (780, 372924), (810, 359112), (936, 310770), (972, 299260), (1040, 279693), (1053, 276240), (1080, 269334), (1151, 252720), (1170, 248616), (1215, 239408), (1296, 224445), (1404, 207180), (1560, 186462), (1620, 179556), (1755, 165744), (1872, 155385), (1944, 149630), (2106, 138120), (2160, 134667), (2302, 126360), (2340, 124308), (2430, 119704), (2808, 103590), (3120, 93231), (3159, 92080), (3240, 89778), (3453, 84240), (3510, 82872), (3888, 74815), (4212, 69060), (4604, 63180), (4680, 62154), (4860, 59852), (5265, 55248), (5616, 51795), (5755, 50544), (6318, 46040), (6480, 44889), (6906, 42120), (7020, 41436), (8424, 34530), (9208, 31590), (9360, 31077), (9720, 29926), (10359, 28080), (10530, 27624), (11510, 25272), (12636, 23020), (13812, 21060), (14040, 20718), (14963, 19440), (15795, 18416), (16848, 17265)]