194467860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1997}}^1$

素因数の和:2553

約数の個数: 72

約数和(自身を含む): 591272136

約数和(自身を除く): 396804276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 541, 1082, 1623, 1997, 2164, 2705, 3246, 3994, 4869, 5410, 5991, 6492, 7988, 8115, 9738, 9985, 10820, 11982, 16230, 17973, 19476, 19970, 23964, 24345, 29955, 32460, 35946, 39940, 48690, 59910, 71892, 89865, 97380, 119820, 179730, 359460, 1080377, 2160754, 3241131, 4321508, 5401885, 6482262, 9723393, 10803770, 12964524, 16205655, 19446786, 21607540, 32411310, 38893572, 48616965, 64822620, 97233930, 194467860]

約数ペア:

[(1, 194467860), (2, 97233930), (3, 64822620), (4, 48616965), (5, 38893572), (6, 32411310), (9, 21607540), (10, 19446786), (12, 16205655), (15, 12964524), (18, 10803770), (20, 9723393), (30, 6482262), (36, 5401885), (45, 4321508), (60, 3241131), (90, 2160754), (180, 1080377), (541, 359460), (1082, 179730), (1623, 119820), (1997, 97380), (2164, 89865), (2705, 71892), (3246, 59910), (3994, 48690), (4869, 39940), (5410, 35946), (5991, 32460), (6492, 29955), (7988, 24345), (8115, 23964), (9738, 19970), (9985, 19476), (10820, 17973), (11982, 16230)]