217447680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3331}}^1$

素因数の和:3372

約数の個数: 144

約数和(自身を含む): 735545664

約数和(自身を除く): 518097984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3331, 3840, 4080, 4352, 5440, 6528, 6662, 8160, 9993, 10880, 13056, 13324, 16320, 16655, 19986, 21760, 26648, 32640, 33310, 39972, 49965, 53296, 56627, 65280, 66620, 79944, 99930, 106592, 113254, 133240, 159888, 169881, 199860, 213184, 226508, 266480, 283135, 319776, 339762, 399720, 426368, 453016, 532960, 566270, 639552, 679524, 799440, 849405, 852736, 906032, 1065920, 1132540, 1279104, 1359048, 1598880, 1698810, 1812064, 2131840, 2265080, 2558208, 2718096, 3197760, 3397620, 3624128, 4263680, 4530160, 5436192, 6395520, 6795240, 7248256, 9060320, 10872384, 12791040, 13590480, 14496512, 18120640, 21744768, 27180960, 36241280, 43489536, 54361920, 72482560, 108723840, 217447680]

約数ペア:

[(1, 217447680), (2, 108723840), (3, 72482560), (4, 54361920), (5, 43489536), (6, 36241280), (8, 27180960), (10, 21744768), (12, 18120640), (15, 14496512), (16, 13590480), (17, 12791040), (20, 10872384), (24, 9060320), (30, 7248256), (32, 6795240), (34, 6395520), (40, 5436192), (48, 4530160), (51, 4263680), (60, 3624128), (64, 3397620), (68, 3197760), (80, 2718096), (85, 2558208), (96, 2265080), (102, 2131840), (120, 1812064), (128, 1698810), (136, 1598880), (160, 1359048), (170, 1279104), (192, 1132540), (204, 1065920), (240, 906032), (255, 852736), (256, 849405), (272, 799440), (320, 679524), (340, 639552), (384, 566270), (408, 532960), (480, 453016), (510, 426368), (544, 399720), (640, 339762), (680, 319776), (768, 283135), (816, 266480), (960, 226508), (1020, 213184), (1088, 199860), (1280, 169881), (1360, 159888), (1632, 133240), (1920, 113254), (2040, 106592), (2176, 99930), (2720, 79944), (3264, 66620), (3331, 65280), (3840, 56627), (4080, 53296), (4352, 49965), (5440, 39972), (6528, 33310), (6662, 32640), (8160, 26648), (9993, 21760), (10880, 19986), (13056, 16655), (13324, 16320)]