1905723120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1259}}^1$

素因数の和:1352

約数の個数: 320

約数和(自身を含む): 7289533440

約数和(自身を除く): 5383810320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 53, 56, 60, 68, 70, 80, 84, 85, 102, 105, 106, 112, 119, 120, 136, 140, 159, 168, 170, 204, 210, 212, 238, 240, 255, 265, 272, 280, 318, 336, 340, 357, 371, 408, 420, 424, 476, 510, 530, 560, 595, 636, 680, 714, 742, 795, 816, 840, 848, 901, 952, 1020, 1060, 1113, 1190, 1259, 1272, 1360, 1428, 1484, 1590, 1680, 1785, 1802, 1855, 1904, 2040, 2120, 2226, 2380, 2518, 2544, 2703, 2856, 2968, 3180, 3570, 3604, 3710, 3777, 4080, 4240, 4452, 4505, 4760, 5036, 5406, 5565, 5712, 5936, 6295, 6307, 6360, 7140, 7208, 7420, 7554, 8813, 8904, 9010, 9520, 10072, 10812, 11130, 12590, 12614, 12720, 13515, 14280, 14416, 14840, 15108, 17626, 17808, 18020, 18885, 18921, 20144, 21403, 21624, 22260, 25180, 25228, 26439, 27030, 28560, 29680, 30216, 31535, 35252, 36040, 37770, 37842, 42806, 43248, 44065, 44520, 50360, 50456, 52878, 54060, 60432, 63070, 64209, 66727, 70504, 72080, 75540, 75684, 85612, 88130, 89040, 94605, 100720, 100912, 105756, 107015, 108120, 126140, 128418, 132195, 133454, 141008, 149821, 151080, 151368, 171224, 176260, 189210, 200181, 211512, 214030, 216240, 252280, 256836, 264390, 266908, 299642, 302160, 302736, 321045, 333635, 342448, 352520, 378420, 400362, 423024, 428060, 449463, 467089, 504560, 513672, 528780, 533816, 599284, 642090, 667270, 705040, 749105, 756840, 800724, 856120, 898926, 934178, 1000905, 1027344, 1057560, 1067632, 1134359, 1198568, 1284180, 1334540, 1401267, 1498210, 1513680, 1601448, 1712240, 1797852, 1868356, 2001810, 2115120, 2247315, 2268718, 2335445, 2397136, 2568360, 2669080, 2802534, 2996420, 3202896, 3403077, 3595704, 3736712, 4003620, 4494630, 4537436, 4670890, 5136720, 5338160, 5605068, 5671795, 5992840, 6806154, 7006335, 7191408, 7473424, 7940513, 8007240, 8989260, 9074872, 9341780, 11210136, 11343590, 11985680, 13612308, 14012670, 15881026, 16014480, 17015385, 17978520, 18149744, 18683560, 22420272, 22687180, 23821539, 27224616, 28025340, 31762052, 34030770, 35957040, 37367120, 39702565, 45374360, 47643078, 54449232, 56050680, 63524104, 68061540, 79405130, 90748720, 95286156, 112101360, 119107695, 127048208, 136123080, 158810260, 190572312, 238215390, 272246160, 317620520, 381144624, 476430780, 635241040, 952861560, 1905723120]

約数ペア:

[(1, 1905723120), (2, 952861560), (3, 635241040), (4, 476430780), (5, 381144624), (6, 317620520), (7, 272246160), (8, 238215390), (10, 190572312), (12, 158810260), (14, 136123080), (15, 127048208), (16, 119107695), (17, 112101360), (20, 95286156), (21, 90748720), (24, 79405130), (28, 68061540), (30, 63524104), (34, 56050680), (35, 54449232), (40, 47643078), (42, 45374360), (48, 39702565), (51, 37367120), (53, 35957040), (56, 34030770), (60, 31762052), (68, 28025340), (70, 27224616), (80, 23821539), (84, 22687180), (85, 22420272), (102, 18683560), (105, 18149744), (106, 17978520), (112, 17015385), (119, 16014480), (120, 15881026), (136, 14012670), (140, 13612308), (159, 11985680), (168, 11343590), (170, 11210136), (204, 9341780), (210, 9074872), (212, 8989260), (238, 8007240), (240, 7940513), (255, 7473424), (265, 7191408), (272, 7006335), (280, 6806154), (318, 5992840), (336, 5671795), (340, 5605068), (357, 5338160), (371, 5136720), (408, 4670890), (420, 4537436), (424, 4494630), (476, 4003620), (510, 3736712), (530, 3595704), (560, 3403077), (595, 3202896), (636, 2996420), (680, 2802534), (714, 2669080), (742, 2568360), (795, 2397136), (816, 2335445), (840, 2268718), (848, 2247315), (901, 2115120), (952, 2001810), (1020, 1868356), (1060, 1797852), (1113, 1712240), (1190, 1601448), (1259, 1513680), (1272, 1498210), (1360, 1401267), (1428, 1334540), (1484, 1284180), (1590, 1198568), (1680, 1134359), (1785, 1067632), (1802, 1057560), (1855, 1027344), (1904, 1000905), (2040, 934178), (2120, 898926), (2226, 856120), (2380, 800724), (2518, 756840), (2544, 749105), (2703, 705040), (2856, 667270), (2968, 642090), (3180, 599284), (3570, 533816), (3604, 528780), (3710, 513672), (3777, 504560), (4080, 467089), (4240, 449463), (4452, 428060), (4505, 423024), (4760, 400362), (5036, 378420), (5406, 352520), (5565, 342448), (5712, 333635), (5936, 321045), (6295, 302736), (6307, 302160), (6360, 299642), (7140, 266908), (7208, 264390), (7420, 256836), (7554, 252280), (8813, 216240), (8904, 214030), (9010, 211512), (9520, 200181), (10072, 189210), (10812, 176260), (11130, 171224), (12590, 151368), (12614, 151080), (12720, 149821), (13515, 141008), (14280, 133454), (14416, 132195), (14840, 128418), (15108, 126140), (17626, 108120), (17808, 107015), (18020, 105756), (18885, 100912), (18921, 100720), (20144, 94605), (21403, 89040), (21624, 88130), (22260, 85612), (25180, 75684), (25228, 75540), (26439, 72080), (27030, 70504), (28560, 66727), (29680, 64209), (30216, 63070), (31535, 60432), (35252, 54060), (36040, 52878), (37770, 50456), (37842, 50360), (42806, 44520), (43248, 44065)]