217635840

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{4723}}^1$

素因数の和:4754

約数の個数: 132

約数和(自身を含む): 754262184

約数和(自身を除く): 536626344

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, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 4723, 5120, 5760, 7680, 9216, 9446, 11520, 14169, 15360, 18892, 23040, 23615, 28338, 37784, 42507, 46080, 47230, 56676, 70845, 75568, 85014, 94460, 113352, 141690, 151136, 170028, 188920, 212535, 226704, 283380, 302272, 340056, 377840, 425070, 453408, 566760, 604544, 680112, 755680, 850140, 906816, 1133520, 1209088, 1360224, 1511360, 1700280, 1813632, 2267040, 2418176, 2720448, 3022720, 3400560, 3627264, 4534080, 4836352, 5440896, 6045440, 6801120, 7254528, 9068160, 10881792, 12090880, 13602240, 14509056, 18136320, 21763584, 24181760, 27204480, 36272640, 43527168, 54408960, 72545280, 108817920, 217635840]

約数ペア:

[(1, 217635840), (2, 108817920), (3, 72545280), (4, 54408960), (5, 43527168), (6, 36272640), (8, 27204480), (9, 24181760), (10, 21763584), (12, 18136320), (15, 14509056), (16, 13602240), (18, 12090880), (20, 10881792), (24, 9068160), (30, 7254528), (32, 6801120), (36, 6045440), (40, 5440896), (45, 4836352), (48, 4534080), (60, 3627264), (64, 3400560), (72, 3022720), (80, 2720448), (90, 2418176), (96, 2267040), (120, 1813632), (128, 1700280), (144, 1511360), (160, 1360224), (180, 1209088), (192, 1133520), (240, 906816), (256, 850140), (288, 755680), (320, 680112), (360, 604544), (384, 566760), (480, 453408), (512, 425070), (576, 377840), (640, 340056), (720, 302272), (768, 283380), (960, 226704), (1024, 212535), (1152, 188920), (1280, 170028), (1440, 151136), (1536, 141690), (1920, 113352), (2304, 94460), (2560, 85014), (2880, 75568), (3072, 70845), (3840, 56676), (4608, 47230), (4723, 46080), (5120, 42507), (5760, 37784), (7680, 28338), (9216, 23615), (9446, 23040), (11520, 18892), (14169, 15360)]