21548047920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59107}}^1$

素因数の和:59168

約数の個数: 240

約数和(自身を含む): 80212866048

約数和(自身を除く): 58664818128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 98, 105, 112, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 465, 490, 496, 560, 588, 620, 651, 735, 744, 784, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1488, 1519, 1680, 1736, 1860, 1960, 2170, 2352, 2480, 2604, 2940, 3038, 3255, 3472, 3720, 3920, 4340, 4557, 5208, 5880, 6076, 6510, 7440, 7595, 8680, 9114, 10416, 11760, 12152, 13020, 15190, 17360, 18228, 22785, 24304, 26040, 30380, 36456, 45570, 52080, 59107, 60760, 72912, 91140, 118214, 121520, 177321, 182280, 236428, 295535, 354642, 364560, 413749, 472856, 591070, 709284, 827498, 886605, 945712, 1182140, 1241247, 1418568, 1654996, 1773210, 1832317, 2068745, 2364280, 2482494, 2837136, 2896243, 3309992, 3546420, 3664634, 4137490, 4728560, 4964988, 5496951, 5792486, 6206235, 6619984, 7092840, 7329268, 8274980, 8688729, 9161585, 9929976, 10993902, 11584972, 12412470, 12826219, 14185680, 14481215, 14658536, 16549960, 17377458, 18323170, 19859952, 21987804, 23169944, 24824940, 25652438, 27484755, 28962430, 29317072, 33099920, 34754916, 36646340, 38478657, 43443645, 43975608, 46339888, 49649880, 51304876, 54969510, 57924860, 64131095, 69509832, 73292680, 76957314, 86887290, 87951216, 89783533, 99299760, 102609752, 109939020, 115849720, 128262190, 139019664, 146585360, 153914628, 173774580, 179567066, 192393285, 205219504, 219878040, 231699440, 256524380, 269350599, 307829256, 347549160, 359134132, 384786570, 439756080, 448917665, 513048760, 538701198, 615658512, 695098320, 718268264, 769573140, 897835330, 1026097520, 1077402396, 1346752995, 1436536528, 1539146280, 1795670660, 2154804792, 2693505990, 3078292560, 3591341320, 4309609584, 5387011980, 7182682640, 10774023960, 21548047920]

約数ペア:

[(1, 21548047920), (2, 10774023960), (3, 7182682640), (4, 5387011980), (5, 4309609584), (6, 3591341320), (7, 3078292560), (8, 2693505990), (10, 2154804792), (12, 1795670660), (14, 1539146280), (15, 1436536528), (16, 1346752995), (20, 1077402396), (21, 1026097520), (24, 897835330), (28, 769573140), (30, 718268264), (31, 695098320), (35, 615658512), (40, 538701198), (42, 513048760), (48, 448917665), (49, 439756080), (56, 384786570), (60, 359134132), (62, 347549160), (70, 307829256), (80, 269350599), (84, 256524380), (93, 231699440), (98, 219878040), (105, 205219504), (112, 192393285), (120, 179567066), (124, 173774580), (140, 153914628), (147, 146585360), (155, 139019664), (168, 128262190), (186, 115849720), (196, 109939020), (210, 102609752), (217, 99299760), (240, 89783533), (245, 87951216), (248, 86887290), (280, 76957314), (294, 73292680), (310, 69509832), (336, 64131095), (372, 57924860), (392, 54969510), (420, 51304876), (434, 49649880), (465, 46339888), (490, 43975608), (496, 43443645), (560, 38478657), (588, 36646340), (620, 34754916), (651, 33099920), (735, 29317072), (744, 28962430), (784, 27484755), (840, 25652438), (868, 24824940), (930, 23169944), (980, 21987804), (1085, 19859952), (1176, 18323170), (1240, 17377458), (1302, 16549960), (1470, 14658536), (1488, 14481215), (1519, 14185680), (1680, 12826219), (1736, 12412470), (1860, 11584972), (1960, 10993902), (2170, 9929976), (2352, 9161585), (2480, 8688729), (2604, 8274980), (2940, 7329268), (3038, 7092840), (3255, 6619984), (3472, 6206235), (3720, 5792486), (3920, 5496951), (4340, 4964988), (4557, 4728560), (5208, 4137490), (5880, 3664634), (6076, 3546420), (6510, 3309992), (7440, 2896243), (7595, 2837136), (8680, 2482494), (9114, 2364280), (10416, 2068745), (11760, 1832317), (12152, 1773210), (13020, 1654996), (15190, 1418568), (17360, 1241247), (18228, 1182140), (22785, 945712), (24304, 886605), (26040, 827498), (30380, 709284), (36456, 591070), (45570, 472856), (52080, 413749), (59107, 364560), (60760, 354642), (72912, 295535), (91140, 236428), (118214, 182280), (121520, 177321)]