290910720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{37879}}^1$

素因数の和:37905

約数の個数: 80

約数和(自身を含む): 930029760

約数和(自身を除く): 639119040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 37879, 75758, 113637, 151516, 189395, 227274, 303032, 378790, 454548, 568185, 606064, 757580, 909096, 1136370, 1212128, 1515160, 1818192, 2272740, 2424256, 3030320, 3636384, 4545480, 4848512, 6060640, 7272768, 9090960, 9697024, 12121280, 14545536, 18181920, 19394048, 24242560, 29091072, 36363840, 48485120, 58182144, 72727680, 96970240, 145455360, 290910720]

約数ペア:

[(1, 290910720), (2, 145455360), (3, 96970240), (4, 72727680), (5, 58182144), (6, 48485120), (8, 36363840), (10, 29091072), (12, 24242560), (15, 19394048), (16, 18181920), (20, 14545536), (24, 12121280), (30, 9697024), (32, 9090960), (40, 7272768), (48, 6060640), (60, 4848512), (64, 4545480), (80, 3636384), (96, 3030320), (120, 2424256), (128, 2272740), (160, 1818192), (192, 1515160), (240, 1212128), (256, 1136370), (320, 909096), (384, 757580), (480, 606064), (512, 568185), (640, 454548), (768, 378790), (960, 303032), (1280, 227274), (1536, 189395), (1920, 151516), (2560, 113637), (3840, 75758), (7680, 37879)]