978360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 3041280

約数和(自身を除く): 2062920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 263, 310, 372, 465, 526, 620, 744, 789, 930, 1052, 1240, 1315, 1578, 1860, 2104, 2630, 3156, 3720, 3945, 5260, 6312, 7890, 8153, 10520, 15780, 16306, 24459, 31560, 32612, 40765, 48918, 65224, 81530, 97836, 122295, 163060, 195672, 244590, 326120, 489180, 978360]

約数ペア:

[(1, 978360), (2, 489180), (3, 326120), (4, 244590), (5, 195672), (6, 163060), (8, 122295), (10, 97836), (12, 81530), (15, 65224), (20, 48918), (24, 40765), (30, 32612), (31, 31560), (40, 24459), (60, 16306), (62, 15780), (93, 10520), (120, 8153), (124, 7890), (155, 6312), (186, 5260), (248, 3945), (263, 3720), (310, 3156), (372, 2630), (465, 2104), (526, 1860), (620, 1578), (744, 1315), (789, 1240), (930, 1052)]