320296960

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1067

約数の個数: 96

約数和(自身を含む): 794102400

約数和(自身を除く): 473805440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1009, 1024, 1240, 1280, 1984, 2018, 2048, 2480, 2560, 3968, 4036, 4960, 5045, 5120, 7936, 8072, 9920, 10090, 10240, 15872, 16144, 19840, 20180, 31279, 31744, 32288, 39680, 40360, 62558, 63488, 64576, 79360, 80720, 125116, 129152, 156395, 158720, 161440, 250232, 258304, 312790, 317440, 322880, 500464, 516608, 625580, 645760, 1000928, 1033216, 1251160, 1291520, 2001856, 2066432, 2502320, 2583040, 4003712, 5004640, 5166080, 8007424, 10009280, 10332160, 16014848, 20018560, 32029696, 40037120, 64059392, 80074240, 160148480, 320296960]

約数ペア:

[(1, 320296960), (2, 160148480), (4, 80074240), (5, 64059392), (8, 40037120), (10, 32029696), (16, 20018560), (20, 16014848), (31, 10332160), (32, 10009280), (40, 8007424), (62, 5166080), (64, 5004640), (80, 4003712), (124, 2583040), (128, 2502320), (155, 2066432), (160, 2001856), (248, 1291520), (256, 1251160), (310, 1033216), (320, 1000928), (496, 645760), (512, 625580), (620, 516608), (640, 500464), (992, 322880), (1009, 317440), (1024, 312790), (1240, 258304), (1280, 250232), (1984, 161440), (2018, 158720), (2048, 156395), (2480, 129152), (2560, 125116), (3968, 80720), (4036, 79360), (4960, 64576), (5045, 63488), (5120, 62558), (7936, 40360), (8072, 39680), (9920, 32288), (10090, 31744), (10240, 31279), (15872, 20180), (16144, 19840)]