189497520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{263191}}^1$

素因数の和:263210

約数の個数: 60

約数和(自身を含む): 636398256

約数和(自身を除く): 446900736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 263191, 526382, 789573, 1052764, 1315955, 1579146, 2105528, 2368719, 2631910, 3158292, 3947865, 4211056, 4737438, 5263820, 6316584, 7895730, 9474876, 10527640, 11843595, 12633168, 15791460, 18949752, 21055280, 23687190, 31582920, 37899504, 47374380, 63165840, 94748760, 189497520]

約数ペア:

[(1, 189497520), (2, 94748760), (3, 63165840), (4, 47374380), (5, 37899504), (6, 31582920), (8, 23687190), (9, 21055280), (10, 18949752), (12, 15791460), (15, 12633168), (16, 11843595), (18, 10527640), (20, 9474876), (24, 7895730), (30, 6316584), (36, 5263820), (40, 4737438), (45, 4211056), (48, 3947865), (60, 3158292), (72, 2631910), (80, 2368719), (90, 2105528), (120, 1579146), (144, 1315955), (180, 1052764), (240, 789573), (360, 526382), (720, 263191)]