2445900

素因数分解:

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

素因数の和:311

約数の個数: 72

約数和(自身を含む): 7332864

約数和(自身を除く): 4886964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 75, 93, 100, 124, 150, 155, 186, 263, 300, 310, 372, 465, 526, 620, 775, 789, 930, 1052, 1315, 1550, 1578, 1860, 2325, 2630, 3100, 3156, 3945, 4650, 5260, 6575, 7890, 8153, 9300, 13150, 15780, 16306, 19725, 24459, 26300, 32612, 39450, 40765, 48918, 78900, 81530, 97836, 122295, 163060, 203825, 244590, 407650, 489180, 611475, 815300, 1222950, 2445900]

約数ペア:

[(1, 2445900), (2, 1222950), (3, 815300), (4, 611475), (5, 489180), (6, 407650), (10, 244590), (12, 203825), (15, 163060), (20, 122295), (25, 97836), (30, 81530), (31, 78900), (50, 48918), (60, 40765), (62, 39450), (75, 32612), (93, 26300), (100, 24459), (124, 19725), (150, 16306), (155, 15780), (186, 13150), (263, 9300), (300, 8153), (310, 7890), (372, 6575), (465, 5260), (526, 4650), (620, 3945), (775, 3156), (789, 3100), (930, 2630), (1052, 2325), (1315, 1860), (1550, 1578)]