221247360

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:637

約数の個数: 192

約数和(自身を含む): 776187360

約数和(自身を除く): 554940000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 71, 72, 80, 90, 96, 120, 128, 142, 144, 160, 180, 192, 213, 240, 284, 288, 320, 355, 360, 384, 426, 480, 541, 568, 576, 639, 640, 710, 720, 852, 960, 1065, 1082, 1136, 1152, 1278, 1420, 1440, 1623, 1704, 1920, 2130, 2164, 2272, 2556, 2705, 2840, 2880, 3195, 3246, 3408, 4260, 4328, 4544, 4869, 5112, 5410, 5680, 5760, 6390, 6492, 6816, 8115, 8520, 8656, 9088, 9738, 10224, 10820, 11360, 12780, 12984, 13632, 16230, 17040, 17312, 19476, 20448, 21640, 22720, 24345, 25560, 25968, 27264, 32460, 34080, 34624, 38411, 38952, 40896, 43280, 45440, 48690, 51120, 51936, 64920, 68160, 69248, 76822, 77904, 81792, 86560, 97380, 102240, 103872, 115233, 129840, 136320, 153644, 155808, 173120, 192055, 194760, 204480, 207744, 230466, 259680, 307288, 311616, 345699, 346240, 384110, 389520, 408960, 460932, 519360, 576165, 614576, 623232, 691398, 768220, 779040, 921864, 1038720, 1152330, 1229152, 1382796, 1536440, 1558080, 1728495, 1843728, 2304660, 2458304, 2765592, 3072880, 3116160, 3456990, 3687456, 4609320, 4916608, 5531184, 6145760, 6913980, 7374912, 9218640, 11062368, 12291520, 13827960, 14749824, 18437280, 22124736, 24583040, 27655920, 36874560, 44249472, 55311840, 73749120, 110623680, 221247360]

約数ペア:

[(1, 221247360), (2, 110623680), (3, 73749120), (4, 55311840), (5, 44249472), (6, 36874560), (8, 27655920), (9, 24583040), (10, 22124736), (12, 18437280), (15, 14749824), (16, 13827960), (18, 12291520), (20, 11062368), (24, 9218640), (30, 7374912), (32, 6913980), (36, 6145760), (40, 5531184), (45, 4916608), (48, 4609320), (60, 3687456), (64, 3456990), (71, 3116160), (72, 3072880), (80, 2765592), (90, 2458304), (96, 2304660), (120, 1843728), (128, 1728495), (142, 1558080), (144, 1536440), (160, 1382796), (180, 1229152), (192, 1152330), (213, 1038720), (240, 921864), (284, 779040), (288, 768220), (320, 691398), (355, 623232), (360, 614576), (384, 576165), (426, 519360), (480, 460932), (541, 408960), (568, 389520), (576, 384110), (639, 346240), (640, 345699), (710, 311616), (720, 307288), (852, 259680), (960, 230466), (1065, 207744), (1082, 204480), (1136, 194760), (1152, 192055), (1278, 173120), (1420, 155808), (1440, 153644), (1623, 136320), (1704, 129840), (1920, 115233), (2130, 103872), (2164, 102240), (2272, 97380), (2556, 86560), (2705, 81792), (2840, 77904), (2880, 76822), (3195, 69248), (3246, 68160), (3408, 64920), (4260, 51936), (4328, 51120), (4544, 48690), (4869, 45440), (5112, 43280), (5410, 40896), (5680, 38952), (5760, 38411), (6390, 34624), (6492, 34080), (6816, 32460), (8115, 27264), (8520, 25968), (8656, 25560), (9088, 24345), (9738, 22720), (10224, 21640), (10820, 20448), (11360, 19476), (12780, 17312), (12984, 17040), (13632, 16230)]