19718444520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{3319}}^1\times {\mathrm{5501}}^1$

素因数の和:8840

約数の個数: 128

約数和(自身を含む): 65759904000

約数和(自身を除く): 46041459480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 3319, 5501, 6638, 9957, 11002, 13276, 16503, 16595, 19914, 22004, 26552, 27505, 29871, 33006, 33190, 39828, 44008, 49509, 49785, 55010, 59742, 66012, 66380, 79656, 82515, 89613, 99018, 99570, 110020, 119484, 132024, 132760, 148527, 149355, 165030, 179226, 198036, 199140, 220040, 238968, 247545, 297054, 298710, 330060, 358452, 396072, 398280, 448065, 495090, 594108, 597420, 660120, 716904, 742635, 896130, 990180, 1188216, 1194840, 1485270, 1792260, 1980360, 2970540, 3584520, 5941080, 18257819, 36515638, 54773457, 73031276, 91289095, 109546914, 146062552, 164320371, 182578190, 219093828, 273867285, 328640742, 365156380, 438187656, 492961113, 547734570, 657281484, 730312760, 821601855, 985922226, 1095469140, 1314562968, 1643203710, 1971844452, 2190938280, 2464805565, 3286407420, 3943688904, 4929611130, 6572814840, 9859222260, 19718444520]

約数ペア:

[(1, 19718444520), (2, 9859222260), (3, 6572814840), (4, 4929611130), (5, 3943688904), (6, 3286407420), (8, 2464805565), (9, 2190938280), (10, 1971844452), (12, 1643203710), (15, 1314562968), (18, 1095469140), (20, 985922226), (24, 821601855), (27, 730312760), (30, 657281484), (36, 547734570), (40, 492961113), (45, 438187656), (54, 365156380), (60, 328640742), (72, 273867285), (90, 219093828), (108, 182578190), (120, 164320371), (135, 146062552), (180, 109546914), (216, 91289095), (270, 73031276), (360, 54773457), (540, 36515638), (1080, 18257819), (3319, 5941080), (5501, 3584520), (6638, 2970540), (9957, 1980360), (11002, 1792260), (13276, 1485270), (16503, 1194840), (16595, 1188216), (19914, 990180), (22004, 896130), (26552, 742635), (27505, 716904), (29871, 660120), (33006, 597420), (33190, 594108), (39828, 495090), (44008, 448065), (49509, 398280), (49785, 396072), (55010, 358452), (59742, 330060), (66012, 298710), (66380, 297054), (79656, 247545), (82515, 238968), (89613, 220040), (99018, 199140), (99570, 198036), (110020, 179226), (119484, 165030), (132024, 149355), (132760, 148527)]