203419980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4297}}^1$

素因数の和:4575

約数の個数: 72

約数和(自身を含む): 619530912

約数和(自身を除く): 416110932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4297, 4734, 5260, 7890, 8594, 9468, 11835, 12891, 15780, 17188, 21485, 23670, 25782, 38673, 42970, 47340, 51564, 64455, 77346, 85940, 128910, 154692, 193365, 257820, 386730, 773460, 1130111, 2260222, 3390333, 4520444, 5650555, 6780666, 10170999, 11301110, 13561332, 16951665, 20341998, 22602220, 33903330, 40683996, 50854995, 67806660, 101709990, 203419980]

約数ペア:

[(1, 203419980), (2, 101709990), (3, 67806660), (4, 50854995), (5, 40683996), (6, 33903330), (9, 22602220), (10, 20341998), (12, 16951665), (15, 13561332), (18, 11301110), (20, 10170999), (30, 6780666), (36, 5650555), (45, 4520444), (60, 3390333), (90, 2260222), (180, 1130111), (263, 773460), (526, 386730), (789, 257820), (1052, 193365), (1315, 154692), (1578, 128910), (2367, 85940), (2630, 77346), (3156, 64455), (3945, 51564), (4297, 47340), (4734, 42970), (5260, 38673), (7890, 25782), (8594, 23670), (9468, 21485), (11835, 17188), (12891, 15780)]