19308960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 288

約数和(自身を含む): 76422528

約数和(自身を除く): 57113568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 23, 24, 30, 32, 33, 36, 40, 44, 45, 46, 48, 53, 55, 60, 66, 69, 72, 80, 88, 90, 92, 96, 99, 106, 110, 115, 120, 132, 138, 144, 159, 160, 165, 176, 180, 184, 198, 207, 212, 220, 230, 240, 253, 264, 265, 276, 288, 318, 330, 345, 352, 360, 368, 396, 414, 424, 440, 460, 477, 480, 495, 506, 528, 530, 552, 583, 636, 660, 690, 720, 736, 759, 792, 795, 828, 848, 880, 920, 954, 990, 1012, 1035, 1056, 1060, 1104, 1166, 1219, 1265, 1272, 1320, 1380, 1440, 1518, 1584, 1590, 1656, 1696, 1749, 1760, 1840, 1908, 1980, 2024, 2070, 2120, 2208, 2277, 2332, 2385, 2438, 2530, 2544, 2640, 2760, 2915, 3036, 3168, 3180, 3312, 3498, 3657, 3680, 3795, 3816, 3960, 4048, 4140, 4240, 4554, 4664, 4770, 4876, 5060, 5088, 5247, 5280, 5520, 5830, 6072, 6095, 6360, 6624, 6996, 7314, 7590, 7632, 7920, 8096, 8280, 8480, 8745, 9108, 9328, 9540, 9752, 10120, 10494, 10971, 11040, 11385, 11660, 12144, 12190, 12720, 13409, 13992, 14628, 15180, 15264, 15840, 16560, 17490, 18216, 18285, 18656, 19080, 19504, 20240, 20988, 21942, 22770, 23320, 24288, 24380, 25440, 26235, 26818, 27984, 29256, 30360, 33120, 34980, 36432, 36570, 38160, 39008, 40227, 40480, 41976, 43884, 45540, 46640, 48760, 52470, 53636, 54855, 55968, 58512, 60720, 67045, 69960, 72864, 73140, 76320, 80454, 83952, 87768, 91080, 93280, 97520, 104940, 107272, 109710, 117024, 120681, 121440, 134090, 139920, 146280, 160908, 167904, 175536, 182160, 195040, 201135, 209880, 214544, 219420, 241362, 268180, 279840, 292560, 321816, 351072, 364320, 402270, 419760, 429088, 438840, 482724, 536360, 585120, 603405, 643632, 804540, 839520, 877680, 965448, 1072720, 1206810, 1287264, 1609080, 1755360, 1930896, 2145440, 2413620, 3218160, 3861792, 4827240, 6436320, 9654480, 19308960]

約数ペア:

[(1, 19308960), (2, 9654480), (3, 6436320), (4, 4827240), (5, 3861792), (6, 3218160), (8, 2413620), (9, 2145440), (10, 1930896), (11, 1755360), (12, 1609080), (15, 1287264), (16, 1206810), (18, 1072720), (20, 965448), (22, 877680), (23, 839520), (24, 804540), (30, 643632), (32, 603405), (33, 585120), (36, 536360), (40, 482724), (44, 438840), (45, 429088), (46, 419760), (48, 402270), (53, 364320), (55, 351072), (60, 321816), (66, 292560), (69, 279840), (72, 268180), (80, 241362), (88, 219420), (90, 214544), (92, 209880), (96, 201135), (99, 195040), (106, 182160), (110, 175536), (115, 167904), (120, 160908), (132, 146280), (138, 139920), (144, 134090), (159, 121440), (160, 120681), (165, 117024), (176, 109710), (180, 107272), (184, 104940), (198, 97520), (207, 93280), (212, 91080), (220, 87768), (230, 83952), (240, 80454), (253, 76320), (264, 73140), (265, 72864), (276, 69960), (288, 67045), (318, 60720), (330, 58512), (345, 55968), (352, 54855), (360, 53636), (368, 52470), (396, 48760), (414, 46640), (424, 45540), (440, 43884), (460, 41976), (477, 40480), (480, 40227), (495, 39008), (506, 38160), (528, 36570), (530, 36432), (552, 34980), (583, 33120), (636, 30360), (660, 29256), (690, 27984), (720, 26818), (736, 26235), (759, 25440), (792, 24380), (795, 24288), (828, 23320), (848, 22770), (880, 21942), (920, 20988), (954, 20240), (990, 19504), (1012, 19080), (1035, 18656), (1056, 18285), (1060, 18216), (1104, 17490), (1166, 16560), (1219, 15840), (1265, 15264), (1272, 15180), (1320, 14628), (1380, 13992), (1440, 13409), (1518, 12720), (1584, 12190), (1590, 12144), (1656, 11660), (1696, 11385), (1749, 11040), (1760, 10971), (1840, 10494), (1908, 10120), (1980, 9752), (2024, 9540), (2070, 9328), (2120, 9108), (2208, 8745), (2277, 8480), (2332, 8280), (2385, 8096), (2438, 7920), (2530, 7632), (2544, 7590), (2640, 7314), (2760, 6996), (2915, 6624), (3036, 6360), (3168, 6095), (3180, 6072), (3312, 5830), (3498, 5520), (3657, 5280), (3680, 5247), (3795, 5088), (3816, 5060), (3960, 4876), (4048, 4770), (4140, 4664), (4240, 4554)]