320581320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{701}}^1$

素因数の和:855

約数の個数: 128

約数和(自身を含む): 998749440

約数和(自身を除く): 678168120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 103, 111, 120, 148, 185, 206, 222, 296, 309, 370, 412, 444, 515, 555, 618, 701, 740, 824, 888, 1030, 1110, 1236, 1402, 1480, 1545, 2060, 2103, 2220, 2472, 2804, 3090, 3505, 3811, 4120, 4206, 4440, 5608, 6180, 7010, 7622, 8412, 10515, 11433, 12360, 14020, 15244, 16824, 19055, 21030, 22866, 25937, 28040, 30488, 38110, 42060, 45732, 51874, 57165, 72203, 76220, 77811, 84120, 91464, 103748, 114330, 129685, 144406, 152440, 155622, 207496, 216609, 228660, 259370, 288812, 311244, 361015, 389055, 433218, 457320, 518740, 577624, 622488, 722030, 778110, 866436, 1037480, 1083045, 1444060, 1556220, 1732872, 2166090, 2671511, 2888120, 3112440, 4332180, 5343022, 8014533, 8664360, 10686044, 13357555, 16029066, 21372088, 26715110, 32058132, 40072665, 53430220, 64116264, 80145330, 106860440, 160290660, 320581320]

約数ペア:

[(1, 320581320), (2, 160290660), (3, 106860440), (4, 80145330), (5, 64116264), (6, 53430220), (8, 40072665), (10, 32058132), (12, 26715110), (15, 21372088), (20, 16029066), (24, 13357555), (30, 10686044), (37, 8664360), (40, 8014533), (60, 5343022), (74, 4332180), (103, 3112440), (111, 2888120), (120, 2671511), (148, 2166090), (185, 1732872), (206, 1556220), (222, 1444060), (296, 1083045), (309, 1037480), (370, 866436), (412, 778110), (444, 722030), (515, 622488), (555, 577624), (618, 518740), (701, 457320), (740, 433218), (824, 389055), (888, 361015), (1030, 311244), (1110, 288812), (1236, 259370), (1402, 228660), (1480, 216609), (1545, 207496), (2060, 155622), (2103, 152440), (2220, 144406), (2472, 129685), (2804, 114330), (3090, 103748), (3505, 91464), (3811, 84120), (4120, 77811), (4206, 76220), (4440, 72203), (5608, 57165), (6180, 51874), (7010, 45732), (7622, 42060), (8412, 38110), (10515, 30488), (11433, 28040), (12360, 25937), (14020, 22866), (15244, 21030), (16824, 19055)]