20808675840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{34297}}^1$

素因数の和:34402

約数の個数: 160

約数和(自身を含む): 67366759680

約数和(自身を除く): 46558083840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 512, 632, 640, 768, 790, 948, 960, 1185, 1264, 1280, 1536, 1580, 1896, 1920, 2370, 2528, 2560, 3160, 3792, 3840, 4740, 5056, 6320, 7584, 7680, 9480, 10112, 12640, 15168, 18960, 20224, 25280, 30336, 34297, 37920, 40448, 50560, 60672, 68594, 75840, 101120, 102891, 121344, 137188, 151680, 171485, 202240, 205782, 274376, 303360, 342970, 411564, 514455, 548752, 606720, 685940, 823128, 1028910, 1097504, 1371880, 1646256, 2057820, 2195008, 2709463, 2743760, 3292512, 4115640, 4390016, 5418926, 5487520, 6585024, 8128389, 8231280, 8780032, 10837852, 10975040, 13170048, 13547315, 16256778, 16462560, 17560064, 21675704, 21950080, 26340096, 27094630, 32513556, 32925120, 40641945, 43351408, 43900160, 52680192, 54189260, 65027112, 65850240, 81283890, 86702816, 87800320, 108378520, 130054224, 131700480, 162567780, 173405632, 216757040, 260108448, 263400960, 325135560, 346811264, 433514080, 520216896, 650271120, 693622528, 867028160, 1040433792, 1300542240, 1387245056, 1734056320, 2080867584, 2601084480, 3468112640, 4161735168, 5202168960, 6936225280, 10404337920, 20808675840]

約数ペア:

[(1, 20808675840), (2, 10404337920), (3, 6936225280), (4, 5202168960), (5, 4161735168), (6, 3468112640), (8, 2601084480), (10, 2080867584), (12, 1734056320), (15, 1387245056), (16, 1300542240), (20, 1040433792), (24, 867028160), (30, 693622528), (32, 650271120), (40, 520216896), (48, 433514080), (60, 346811264), (64, 325135560), (79, 263400960), (80, 260108448), (96, 216757040), (120, 173405632), (128, 162567780), (158, 131700480), (160, 130054224), (192, 108378520), (237, 87800320), (240, 86702816), (256, 81283890), (316, 65850240), (320, 65027112), (384, 54189260), (395, 52680192), (474, 43900160), (480, 43351408), (512, 40641945), (632, 32925120), (640, 32513556), (768, 27094630), (790, 26340096), (948, 21950080), (960, 21675704), (1185, 17560064), (1264, 16462560), (1280, 16256778), (1536, 13547315), (1580, 13170048), (1896, 10975040), (1920, 10837852), (2370, 8780032), (2528, 8231280), (2560, 8128389), (3160, 6585024), (3792, 5487520), (3840, 5418926), (4740, 4390016), (5056, 4115640), (6320, 3292512), (7584, 2743760), (7680, 2709463), (9480, 2195008), (10112, 2057820), (12640, 1646256), (15168, 1371880), (18960, 1097504), (20224, 1028910), (25280, 823128), (30336, 685940), (34297, 606720), (37920, 548752), (40448, 514455), (50560, 411564), (60672, 342970), (68594, 303360), (75840, 274376), (101120, 205782), (102891, 202240), (121344, 171485), (137188, 151680)]