445874240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6421}}^1$

素因数の和:6476

約数の個数: 112

約数和(自身を含む): 1252752384

約数和(自身を除く): 806878144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3472, 4340, 4960, 6421, 6944, 8680, 9920, 12842, 13888, 17360, 25684, 32105, 34720, 44947, 51368, 64210, 69440, 89894, 102736, 128420, 179788, 199051, 205472, 224735, 256840, 359576, 398102, 410944, 449470, 513680, 719152, 796204, 898940, 995255, 1027360, 1393357, 1438304, 1592408, 1797880, 1990510, 2054720, 2786714, 2876608, 3184816, 3595760, 3981020, 5573428, 6369632, 6966785, 7191520, 7962040, 11146856, 12739264, 13933570, 14383040, 15924080, 22293712, 27867140, 31848160, 44587424, 55734280, 63696320, 89174848, 111468560, 222937120, 445874240]

約数ペア:

[(1, 445874240), (2, 222937120), (4, 111468560), (5, 89174848), (7, 63696320), (8, 55734280), (10, 44587424), (14, 31848160), (16, 27867140), (20, 22293712), (28, 15924080), (31, 14383040), (32, 13933570), (35, 12739264), (40, 11146856), (56, 7962040), (62, 7191520), (64, 6966785), (70, 6369632), (80, 5573428), (112, 3981020), (124, 3595760), (140, 3184816), (155, 2876608), (160, 2786714), (217, 2054720), (224, 1990510), (248, 1797880), (280, 1592408), (310, 1438304), (320, 1393357), (434, 1027360), (448, 995255), (496, 898940), (560, 796204), (620, 719152), (868, 513680), (992, 449470), (1085, 410944), (1120, 398102), (1240, 359576), (1736, 256840), (1984, 224735), (2170, 205472), (2240, 199051), (2480, 179788), (3472, 128420), (4340, 102736), (4960, 89894), (6421, 69440), (6944, 64210), (8680, 51368), (9920, 44947), (12842, 34720), (13888, 32105), (17360, 25684)]