1021289600

素因数分解:

$2^7\times 5^2\times {\mathrm{439}}^1\times {\mathrm{727}}^1$

素因数の和:1190

約数の個数: 96

約数和(自身を含む): 2532129600

約数和(自身を除く): 1510840000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 439, 640, 727, 800, 878, 1454, 1600, 1756, 2195, 2908, 3200, 3512, 3635, 4390, 5816, 7024, 7270, 8780, 10975, 11632, 14048, 14540, 17560, 18175, 21950, 23264, 28096, 29080, 35120, 36350, 43900, 46528, 56192, 58160, 70240, 72700, 87800, 93056, 116320, 140480, 145400, 175600, 232640, 280960, 290800, 319153, 351200, 465280, 581600, 638306, 702400, 1163200, 1276612, 1404800, 1595765, 2326400, 2553224, 3191530, 5106448, 6383060, 7978825, 10212896, 12766120, 15957650, 20425792, 25532240, 31915300, 40851584, 51064480, 63830600, 102128960, 127661200, 204257920, 255322400, 510644800, 1021289600]

約数ペア:

[(1, 1021289600), (2, 510644800), (4, 255322400), (5, 204257920), (8, 127661200), (10, 102128960), (16, 63830600), (20, 51064480), (25, 40851584), (32, 31915300), (40, 25532240), (50, 20425792), (64, 15957650), (80, 12766120), (100, 10212896), (128, 7978825), (160, 6383060), (200, 5106448), (320, 3191530), (400, 2553224), (439, 2326400), (640, 1595765), (727, 1404800), (800, 1276612), (878, 1163200), (1454, 702400), (1600, 638306), (1756, 581600), (2195, 465280), (2908, 351200), (3200, 319153), (3512, 290800), (3635, 280960), (4390, 232640), (5816, 175600), (7024, 145400), (7270, 140480), (8780, 116320), (10975, 93056), (11632, 87800), (14048, 72700), (14540, 70240), (17560, 58160), (18175, 56192), (21950, 46528), (23264, 43900), (28096, 36350), (29080, 35120)]