320804960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:158

約数の個数: 288

約数和(自身を含む): 977326560

約数和(自身を除く): 656521600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 32, 34, 35, 40, 49, 56, 58, 68, 70, 80, 83, 85, 98, 112, 116, 119, 136, 140, 145, 160, 166, 170, 196, 203, 224, 232, 238, 245, 272, 280, 290, 332, 340, 392, 406, 415, 464, 476, 490, 493, 544, 560, 580, 581, 595, 664, 680, 784, 812, 830, 833, 928, 952, 980, 986, 1015, 1120, 1160, 1162, 1190, 1328, 1360, 1411, 1421, 1568, 1624, 1660, 1666, 1904, 1960, 1972, 2030, 2320, 2324, 2380, 2407, 2465, 2656, 2720, 2822, 2842, 2905, 3248, 3320, 3332, 3451, 3808, 3920, 3944, 4060, 4067, 4165, 4640, 4648, 4760, 4814, 4930, 5644, 5684, 5810, 6496, 6640, 6664, 6902, 7055, 7105, 7840, 7888, 8120, 8134, 8330, 9296, 9520, 9628, 9860, 9877, 11288, 11368, 11620, 12035, 13280, 13328, 13804, 14110, 14210, 15776, 16240, 16268, 16660, 16849, 17255, 18592, 19040, 19256, 19720, 19754, 20335, 22576, 22736, 23240, 24070, 24157, 26656, 27608, 28220, 28420, 32480, 32536, 33320, 33698, 34510, 38512, 39440, 39508, 40670, 40919, 45152, 45472, 46480, 48140, 48314, 49385, 55216, 56440, 56840, 65072, 66640, 67396, 69020, 69139, 77024, 78880, 79016, 81340, 81838, 84245, 92960, 96280, 96628, 98770, 110432, 112880, 113680, 117943, 120785, 130144, 133280, 134792, 138040, 138278, 158032, 162680, 163676, 168490, 192560, 193256, 197540, 204595, 225760, 227360, 235886, 241570, 269584, 276080, 276556, 286433, 316064, 325360, 327352, 336980, 345695, 385120, 386512, 395080, 409190, 471772, 483140, 539168, 552160, 553112, 572866, 589715, 650720, 654704, 673960, 691390, 773024, 790160, 818380, 943544, 966280, 1106224, 1145732, 1179430, 1309408, 1347920, 1382780, 1432165, 1580320, 1636760, 1887088, 1932560, 2005031, 2212448, 2291464, 2358860, 2695840, 2765560, 2864330, 3273520, 3774176, 3865120, 4010062, 4582928, 4717720, 5531120, 5728660, 6547040, 8020124, 9165856, 9435440, 10025155, 11062240, 11457320, 16040248, 18870880, 20050310, 22914640, 32080496, 40100620, 45829280, 64160992, 80201240, 160402480, 320804960]

約数ペア:

[(1, 320804960), (2, 160402480), (4, 80201240), (5, 64160992), (7, 45829280), (8, 40100620), (10, 32080496), (14, 22914640), (16, 20050310), (17, 18870880), (20, 16040248), (28, 11457320), (29, 11062240), (32, 10025155), (34, 9435440), (35, 9165856), (40, 8020124), (49, 6547040), (56, 5728660), (58, 5531120), (68, 4717720), (70, 4582928), (80, 4010062), (83, 3865120), (85, 3774176), (98, 3273520), (112, 2864330), (116, 2765560), (119, 2695840), (136, 2358860), (140, 2291464), (145, 2212448), (160, 2005031), (166, 1932560), (170, 1887088), (196, 1636760), (203, 1580320), (224, 1432165), (232, 1382780), (238, 1347920), (245, 1309408), (272, 1179430), (280, 1145732), (290, 1106224), (332, 966280), (340, 943544), (392, 818380), (406, 790160), (415, 773024), (464, 691390), (476, 673960), (490, 654704), (493, 650720), (544, 589715), (560, 572866), (580, 553112), (581, 552160), (595, 539168), (664, 483140), (680, 471772), (784, 409190), (812, 395080), (830, 386512), (833, 385120), (928, 345695), (952, 336980), (980, 327352), (986, 325360), (1015, 316064), (1120, 286433), (1160, 276556), (1162, 276080), (1190, 269584), (1328, 241570), (1360, 235886), (1411, 227360), (1421, 225760), (1568, 204595), (1624, 197540), (1660, 193256), (1666, 192560), (1904, 168490), (1960, 163676), (1972, 162680), (2030, 158032), (2320, 138278), (2324, 138040), (2380, 134792), (2407, 133280), (2465, 130144), (2656, 120785), (2720, 117943), (2822, 113680), (2842, 112880), (2905, 110432), (3248, 98770), (3320, 96628), (3332, 96280), (3451, 92960), (3808, 84245), (3920, 81838), (3944, 81340), (4060, 79016), (4067, 78880), (4165, 77024), (4640, 69139), (4648, 69020), (4760, 67396), (4814, 66640), (4930, 65072), (5644, 56840), (5684, 56440), (5810, 55216), (6496, 49385), (6640, 48314), (6664, 48140), (6902, 46480), (7055, 45472), (7105, 45152), (7840, 40919), (7888, 40670), (8120, 39508), (8134, 39440), (8330, 38512), (9296, 34510), (9520, 33698), (9628, 33320), (9860, 32536), (9877, 32480), (11288, 28420), (11368, 28220), (11620, 27608), (12035, 26656), (13280, 24157), (13328, 24070), (13804, 23240), (14110, 22736), (14210, 22576), (15776, 20335), (16240, 19754), (16268, 19720), (16660, 19256), (16849, 19040), (17255, 18592)]