218478720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 256

約数和(自身を含む): 753494400

約数和(自身を除く): 535015680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 53, 57, 60, 64, 76, 80, 95, 96, 106, 113, 114, 120, 128, 152, 159, 160, 190, 192, 212, 226, 228, 240, 265, 285, 304, 318, 320, 339, 380, 384, 424, 452, 456, 480, 530, 565, 570, 608, 636, 640, 678, 760, 795, 848, 904, 912, 960, 1007, 1060, 1130, 1140, 1216, 1272, 1356, 1520, 1590, 1695, 1696, 1808, 1824, 1920, 2014, 2120, 2147, 2260, 2280, 2432, 2544, 2712, 3021, 3040, 3180, 3390, 3392, 3616, 3648, 4028, 4240, 4294, 4520, 4560, 5035, 5088, 5424, 5989, 6042, 6080, 6360, 6441, 6780, 6784, 7232, 7296, 8056, 8480, 8588, 9040, 9120, 10070, 10176, 10735, 10848, 11978, 12084, 12160, 12720, 12882, 13560, 14464, 15105, 16112, 16960, 17176, 17967, 18080, 18240, 20140, 20352, 21470, 21696, 23956, 24168, 25440, 25764, 27120, 29945, 30210, 32205, 32224, 33920, 34352, 35934, 36160, 36480, 40280, 42940, 43392, 47912, 48336, 50880, 51528, 54240, 59890, 60420, 64410, 64448, 68704, 71868, 72320, 80560, 85880, 89835, 95824, 96672, 101760, 103056, 108480, 113791, 119780, 120840, 128820, 128896, 137408, 143736, 161120, 171760, 179670, 191648, 193344, 206112, 216960, 227582, 239560, 241680, 257640, 274816, 287472, 322240, 341373, 343520, 359340, 383296, 386688, 412224, 455164, 479120, 483360, 515280, 568955, 574944, 644480, 682746, 687040, 718680, 766592, 824448, 910328, 958240, 966720, 1030560, 1137910, 1149888, 1365492, 1374080, 1437360, 1706865, 1820656, 1916480, 1933440, 2061120, 2275820, 2299776, 2730984, 2874720, 3413730, 3641312, 3832960, 4122240, 4551640, 5461968, 5749440, 6827460, 7282624, 9103280, 10923936, 11498880, 13654920, 14565248, 18206560, 21847872, 27309840, 36413120, 43695744, 54619680, 72826240, 109239360, 218478720]

約数ペア:

[(1, 218478720), (2, 109239360), (3, 72826240), (4, 54619680), (5, 43695744), (6, 36413120), (8, 27309840), (10, 21847872), (12, 18206560), (15, 14565248), (16, 13654920), (19, 11498880), (20, 10923936), (24, 9103280), (30, 7282624), (32, 6827460), (38, 5749440), (40, 5461968), (48, 4551640), (53, 4122240), (57, 3832960), (60, 3641312), (64, 3413730), (76, 2874720), (80, 2730984), (95, 2299776), (96, 2275820), (106, 2061120), (113, 1933440), (114, 1916480), (120, 1820656), (128, 1706865), (152, 1437360), (159, 1374080), (160, 1365492), (190, 1149888), (192, 1137910), (212, 1030560), (226, 966720), (228, 958240), (240, 910328), (265, 824448), (285, 766592), (304, 718680), (318, 687040), (320, 682746), (339, 644480), (380, 574944), (384, 568955), (424, 515280), (452, 483360), (456, 479120), (480, 455164), (530, 412224), (565, 386688), (570, 383296), (608, 359340), (636, 343520), (640, 341373), (678, 322240), (760, 287472), (795, 274816), (848, 257640), (904, 241680), (912, 239560), (960, 227582), (1007, 216960), (1060, 206112), (1130, 193344), (1140, 191648), (1216, 179670), (1272, 171760), (1356, 161120), (1520, 143736), (1590, 137408), (1695, 128896), (1696, 128820), (1808, 120840), (1824, 119780), (1920, 113791), (2014, 108480), (2120, 103056), (2147, 101760), (2260, 96672), (2280, 95824), (2432, 89835), (2544, 85880), (2712, 80560), (3021, 72320), (3040, 71868), (3180, 68704), (3390, 64448), (3392, 64410), (3616, 60420), (3648, 59890), (4028, 54240), (4240, 51528), (4294, 50880), (4520, 48336), (4560, 47912), (5035, 43392), (5088, 42940), (5424, 40280), (5989, 36480), (6042, 36160), (6080, 35934), (6360, 34352), (6441, 33920), (6780, 32224), (6784, 32205), (7232, 30210), (7296, 29945), (8056, 27120), (8480, 25764), (8588, 25440), (9040, 24168), (9120, 23956), (10070, 21696), (10176, 21470), (10735, 20352), (10848, 20140), (11978, 18240), (12084, 18080), (12160, 17967), (12720, 17176), (12882, 16960), (13560, 16112), (14464, 15105)]