490435560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{661}}^1$

素因数の和:913

約数の個数: 160

約数和(自身を含む): 1658111400

約数和(自身を除く): 1167675840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 229, 270, 324, 360, 405, 458, 540, 648, 661, 687, 810, 916, 1080, 1145, 1322, 1374, 1620, 1832, 1983, 2061, 2290, 2644, 2748, 3240, 3305, 3435, 3966, 4122, 4580, 5288, 5496, 5949, 6183, 6610, 6870, 7932, 8244, 9160, 9915, 10305, 11898, 12366, 13220, 13740, 15864, 16488, 17847, 18549, 19830, 20610, 23796, 24732, 26440, 27480, 29745, 30915, 35694, 37098, 39660, 41220, 47592, 49464, 53541, 59490, 61830, 71388, 74196, 79320, 82440, 89235, 92745, 107082, 118980, 123660, 142776, 148392, 151369, 178470, 185490, 214164, 237960, 247320, 267705, 302738, 356940, 370980, 428328, 454107, 535410, 605476, 713880, 741960, 756845, 908214, 1070820, 1210952, 1362321, 1513690, 1816428, 2141640, 2270535, 2724642, 3027380, 3632856, 4086963, 4541070, 5449284, 6054760, 6811605, 8173926, 9082140, 10898568, 12260889, 13623210, 16347852, 18164280, 20434815, 24521778, 27246420, 32695704, 40869630, 49043556, 54492840, 61304445, 81739260, 98087112, 122608890, 163478520, 245217780, 490435560]

約数ペア:

[(1, 490435560), (2, 245217780), (3, 163478520), (4, 122608890), (5, 98087112), (6, 81739260), (8, 61304445), (9, 54492840), (10, 49043556), (12, 40869630), (15, 32695704), (18, 27246420), (20, 24521778), (24, 20434815), (27, 18164280), (30, 16347852), (36, 13623210), (40, 12260889), (45, 10898568), (54, 9082140), (60, 8173926), (72, 6811605), (81, 6054760), (90, 5449284), (108, 4541070), (120, 4086963), (135, 3632856), (162, 3027380), (180, 2724642), (216, 2270535), (229, 2141640), (270, 1816428), (324, 1513690), (360, 1362321), (405, 1210952), (458, 1070820), (540, 908214), (648, 756845), (661, 741960), (687, 713880), (810, 605476), (916, 535410), (1080, 454107), (1145, 428328), (1322, 370980), (1374, 356940), (1620, 302738), (1832, 267705), (1983, 247320), (2061, 237960), (2290, 214164), (2644, 185490), (2748, 178470), (3240, 151369), (3305, 148392), (3435, 142776), (3966, 123660), (4122, 118980), (4580, 107082), (5288, 92745), (5496, 89235), (5949, 82440), (6183, 79320), (6610, 74196), (6870, 71388), (7932, 61830), (8244, 59490), (9160, 53541), (9915, 49464), (10305, 47592), (11898, 41220), (12366, 39660), (13220, 37098), (13740, 35694), (15864, 30915), (16488, 29745), (17847, 27480), (18549, 26440), (19830, 24732), (20610, 23796)]