260367840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{180811}}^1$

素因数の和:180832

約数の個数: 72

約数和(自身を含む): 888510168

約数和(自身を除く): 628142328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 180811, 361622, 542433, 723244, 904055, 1084866, 1446488, 1627299, 1808110, 2169732, 2712165, 2892976, 3254598, 3616220, 4339464, 5424330, 5785952, 6509196, 7232440, 8136495, 8678928, 10848660, 13018392, 14464880, 16272990, 17357856, 21697320, 26036784, 28929760, 32545980, 43394640, 52073568, 65091960, 86789280, 130183920, 260367840]

約数ペア:

[(1, 260367840), (2, 130183920), (3, 86789280), (4, 65091960), (5, 52073568), (6, 43394640), (8, 32545980), (9, 28929760), (10, 26036784), (12, 21697320), (15, 17357856), (16, 16272990), (18, 14464880), (20, 13018392), (24, 10848660), (30, 8678928), (32, 8136495), (36, 7232440), (40, 6509196), (45, 5785952), (48, 5424330), (60, 4339464), (72, 3616220), (80, 3254598), (90, 2892976), (96, 2712165), (120, 2169732), (144, 1808110), (160, 1627299), (180, 1446488), (240, 1084866), (288, 904055), (360, 723244), (480, 542433), (720, 361622), (1440, 180811)]