20826518160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{2137}}^1\times {\mathrm{5801}}^1$

素因数の和:7961

約数の個数: 160

約数和(自身を含む): 73832631552

約数和(自身を除く): 53006113392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 2137, 4274, 5801, 6411, 8548, 10685, 11602, 12822, 14959, 17096, 17403, 21370, 23204, 25644, 29005, 29918, 32055, 34192, 34806, 40607, 42740, 44877, 46408, 51288, 58010, 59836, 64110, 69612, 74795, 81214, 85480, 87015, 89754, 92816, 102576, 116020, 119672, 121821, 128220, 139224, 149590, 162428, 170960, 174030, 179508, 203035, 224385, 232040, 239344, 243642, 256440, 278448, 299180, 324856, 348060, 359016, 406070, 448770, 464080, 487284, 512880, 598360, 609105, 649712, 696120, 718032, 812140, 897540, 974568, 1196720, 1218210, 1392240, 1624280, 1795080, 1949136, 2436420, 3248560, 3590160, 4872840, 9745680, 12396737, 24793474, 37190211, 49586948, 61983685, 74380422, 86777159, 99173896, 123967370, 148760844, 173554318, 185951055, 198347792, 247934740, 260331477, 297521688, 347108636, 371902110, 433885795, 495869480, 520662954, 595043376, 694217272, 743804220, 867771590, 991738960, 1041325908, 1301657385, 1388434544, 1487608440, 1735543180, 2082651816, 2603314770, 2975216880, 3471086360, 4165303632, 5206629540, 6942172720, 10413259080, 20826518160]

約数ペア:

[(1, 20826518160), (2, 10413259080), (3, 6942172720), (4, 5206629540), (5, 4165303632), (6, 3471086360), (7, 2975216880), (8, 2603314770), (10, 2082651816), (12, 1735543180), (14, 1487608440), (15, 1388434544), (16, 1301657385), (20, 1041325908), (21, 991738960), (24, 867771590), (28, 743804220), (30, 694217272), (35, 595043376), (40, 520662954), (42, 495869480), (48, 433885795), (56, 371902110), (60, 347108636), (70, 297521688), (80, 260331477), (84, 247934740), (105, 198347792), (112, 185951055), (120, 173554318), (140, 148760844), (168, 123967370), (210, 99173896), (240, 86777159), (280, 74380422), (336, 61983685), (420, 49586948), (560, 37190211), (840, 24793474), (1680, 12396737), (2137, 9745680), (4274, 4872840), (5801, 3590160), (6411, 3248560), (8548, 2436420), (10685, 1949136), (11602, 1795080), (12822, 1624280), (14959, 1392240), (17096, 1218210), (17403, 1196720), (21370, 974568), (23204, 897540), (25644, 812140), (29005, 718032), (29918, 696120), (32055, 649712), (34192, 609105), (34806, 598360), (40607, 512880), (42740, 487284), (44877, 464080), (46408, 448770), (51288, 406070), (58010, 359016), (59836, 348060), (64110, 324856), (69612, 299180), (74795, 278448), (81214, 256440), (85480, 243642), (87015, 239344), (89754, 232040), (92816, 224385), (102576, 203035), (116020, 179508), (119672, 174030), (121821, 170960), (128220, 162428), (139224, 149590)]