12112994560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{305267}}^1$

素因数の和:305319

約数の個数: 72

約数和(自身を含む): 29950454016

約数和(自身を除く): 17837459456

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, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 39680, 305267, 610534, 1221068, 1526335, 2442136, 3052670, 4884272, 6105340, 9463277, 9768544, 12210680, 18926554, 19537088, 24421360, 37853108, 39074176, 47316385, 48842720, 75706216, 78148352, 94632770, 97685440, 151412432, 189265540, 195370880, 302824864, 378531080, 390741760, 605649728, 757062160, 1211299456, 1514124320, 2422598912, 3028248640, 6056497280, 12112994560]

約数ペア:

[(1, 12112994560), (2, 6056497280), (4, 3028248640), (5, 2422598912), (8, 1514124320), (10, 1211299456), (16, 757062160), (20, 605649728), (31, 390741760), (32, 378531080), (40, 302824864), (62, 195370880), (64, 189265540), (80, 151412432), (124, 97685440), (128, 94632770), (155, 78148352), (160, 75706216), (248, 48842720), (256, 47316385), (310, 39074176), (320, 37853108), (496, 24421360), (620, 19537088), (640, 18926554), (992, 12210680), (1240, 9768544), (1280, 9463277), (1984, 6105340), (2480, 4884272), (3968, 3052670), (4960, 2442136), (7936, 1526335), (9920, 1221068), (19840, 610534), (39680, 305267)]