321289920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{15937}}^1$

素因数の和:15967

約数の個数: 168

約数和(自身を含む): 1263054624

約数和(自身を除く): 941764704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 15937, 20160, 31874, 47811, 63748, 79685, 95622, 111559, 127496, 143433, 159370, 191244, 223118, 239055, 254992, 286866, 318740, 334677, 382488, 446236, 478110, 509984, 557795, 573732, 637480, 669354, 717165, 764976, 892472, 956220, 1004031, 1019968, 1115590, 1147464, 1274960, 1338708, 1434330, 1529952, 1673385, 1784944, 1912440, 2008062, 2231180, 2294928, 2549920, 2677416, 2868660, 3059904, 3346770, 3569888, 3824880, 4016124, 4462360, 4589856, 5020155, 5099840, 5354832, 5737320, 6693540, 7139776, 7649760, 8032248, 8924720, 9179712, 10040310, 10709664, 11474640, 13387080, 15299520, 16064496, 17849440, 20080620, 21419328, 22949280, 26774160, 32128992, 35698880, 40161240, 45898560, 53548320, 64257984, 80322480, 107096640, 160644960, 321289920]

約数ペア:

[(1, 321289920), (2, 160644960), (3, 107096640), (4, 80322480), (5, 64257984), (6, 53548320), (7, 45898560), (8, 40161240), (9, 35698880), (10, 32128992), (12, 26774160), (14, 22949280), (15, 21419328), (16, 20080620), (18, 17849440), (20, 16064496), (21, 15299520), (24, 13387080), (28, 11474640), (30, 10709664), (32, 10040310), (35, 9179712), (36, 8924720), (40, 8032248), (42, 7649760), (45, 7139776), (48, 6693540), (56, 5737320), (60, 5354832), (63, 5099840), (64, 5020155), (70, 4589856), (72, 4462360), (80, 4016124), (84, 3824880), (90, 3569888), (96, 3346770), (105, 3059904), (112, 2868660), (120, 2677416), (126, 2549920), (140, 2294928), (144, 2231180), (160, 2008062), (168, 1912440), (180, 1784944), (192, 1673385), (210, 1529952), (224, 1434330), (240, 1338708), (252, 1274960), (280, 1147464), (288, 1115590), (315, 1019968), (320, 1004031), (336, 956220), (360, 892472), (420, 764976), (448, 717165), (480, 669354), (504, 637480), (560, 573732), (576, 557795), (630, 509984), (672, 478110), (720, 446236), (840, 382488), (960, 334677), (1008, 318740), (1120, 286866), (1260, 254992), (1344, 239055), (1440, 223118), (1680, 191244), (2016, 159370), (2240, 143433), (2520, 127496), (2880, 111559), (3360, 95622), (4032, 79685), (5040, 63748), (6720, 47811), (10080, 31874), (15937, 20160)]