18339120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{25471}}^1$

素因数の和:25490

約数の個数: 60

約数和(自身を含む): 61591296

約数和(自身を除く): 43252176

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, 25471, 50942, 76413, 101884, 127355, 152826, 203768, 229239, 254710, 305652, 382065, 407536, 458478, 509420, 611304, 764130, 916956, 1018840, 1146195, 1222608, 1528260, 1833912, 2037680, 2292390, 3056520, 3667824, 4584780, 6113040, 9169560, 18339120]

約数ペア:

[(1, 18339120), (2, 9169560), (3, 6113040), (4, 4584780), (5, 3667824), (6, 3056520), (8, 2292390), (9, 2037680), (10, 1833912), (12, 1528260), (15, 1222608), (16, 1146195), (18, 1018840), (20, 916956), (24, 764130), (30, 611304), (36, 509420), (40, 458478), (45, 407536), (48, 382065), (60, 305652), (72, 254710), (80, 229239), (90, 203768), (120, 152826), (144, 127355), (180, 101884), (240, 76413), (360, 50942), (720, 25471)]