245201280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127709}}^1$

素因数の和:127731

約数の個数: 64

約数和(自身を含む): 781585200

約数和(自身を除く): 536383920

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, 320, 384, 480, 640, 960, 1920, 127709, 255418, 383127, 510836, 638545, 766254, 1021672, 1277090, 1532508, 1915635, 2043344, 2554180, 3065016, 3831270, 4086688, 5108360, 6130032, 7662540, 8173376, 10216720, 12260064, 15325080, 16346752, 20433440, 24520128, 30650160, 40866880, 49040256, 61300320, 81733760, 122600640, 245201280]

約数ペア:

[(1, 245201280), (2, 122600640), (3, 81733760), (4, 61300320), (5, 49040256), (6, 40866880), (8, 30650160), (10, 24520128), (12, 20433440), (15, 16346752), (16, 15325080), (20, 12260064), (24, 10216720), (30, 8173376), (32, 7662540), (40, 6130032), (48, 5108360), (60, 4086688), (64, 3831270), (80, 3065016), (96, 2554180), (120, 2043344), (128, 1915635), (160, 1532508), (192, 1277090), (240, 1021672), (320, 766254), (384, 638545), (480, 510836), (640, 383127), (960, 255418), (1920, 127709)]