209524480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:702

約数の個数: 144

約数和(自身を含む): 572189184

約数和(自身を除く): 362664704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 184, 220, 230, 253, 256, 320, 352, 368, 440, 460, 506, 640, 647, 704, 736, 880, 920, 1012, 1265, 1280, 1294, 1408, 1472, 1760, 1840, 2024, 2530, 2588, 2816, 2944, 3235, 3520, 3680, 4048, 5060, 5176, 5888, 6470, 7040, 7117, 7360, 8096, 10120, 10352, 12940, 14080, 14234, 14720, 14881, 16192, 20240, 20704, 25880, 28468, 29440, 29762, 32384, 35585, 40480, 41408, 51760, 56936, 59524, 64768, 71170, 74405, 80960, 82816, 103520, 113872, 119048, 142340, 148810, 161920, 163691, 165632, 207040, 227744, 238096, 284680, 297620, 323840, 327382, 414080, 455488, 476192, 569360, 595240, 654764, 818455, 828160, 910976, 952384, 1138720, 1190480, 1309528, 1636910, 1821952, 1904768, 2277440, 2380960, 2619056, 3273820, 3809536, 4554880, 4761920, 5238112, 6547640, 9109760, 9523840, 10476224, 13095280, 19047680, 20952448, 26190560, 41904896, 52381120, 104762240, 209524480]

約数ペア:

[(1, 209524480), (2, 104762240), (4, 52381120), (5, 41904896), (8, 26190560), (10, 20952448), (11, 19047680), (16, 13095280), (20, 10476224), (22, 9523840), (23, 9109760), (32, 6547640), (40, 5238112), (44, 4761920), (46, 4554880), (55, 3809536), (64, 3273820), (80, 2619056), (88, 2380960), (92, 2277440), (110, 1904768), (115, 1821952), (128, 1636910), (160, 1309528), (176, 1190480), (184, 1138720), (220, 952384), (230, 910976), (253, 828160), (256, 818455), (320, 654764), (352, 595240), (368, 569360), (440, 476192), (460, 455488), (506, 414080), (640, 327382), (647, 323840), (704, 297620), (736, 284680), (880, 238096), (920, 227744), (1012, 207040), (1265, 165632), (1280, 163691), (1294, 161920), (1408, 148810), (1472, 142340), (1760, 119048), (1840, 113872), (2024, 103520), (2530, 82816), (2588, 80960), (2816, 74405), (2944, 71170), (3235, 64768), (3520, 59524), (3680, 56936), (4048, 51760), (5060, 41408), (5176, 40480), (5888, 35585), (6470, 32384), (7040, 29762), (7117, 29440), (7360, 28468), (8096, 25880), (10120, 20704), (10352, 20240), (12940, 16192), (14080, 14881), (14234, 14720)]