18727500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{227}}^1$

素因数の和:265

約数の個数: 120

約数和(自身を含む): 59830848

約数和(自身を除く): 41103348

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 125, 132, 150, 165, 220, 227, 250, 275, 300, 330, 375, 454, 500, 550, 625, 660, 681, 750, 825, 908, 1100, 1135, 1250, 1362, 1375, 1500, 1650, 1875, 2270, 2497, 2500, 2724, 2750, 3300, 3405, 3750, 4125, 4540, 4994, 5500, 5675, 6810, 6875, 7491, 7500, 8250, 9988, 11350, 12485, 13620, 13750, 14982, 16500, 17025, 20625, 22700, 24970, 27500, 28375, 29964, 34050, 37455, 41250, 49940, 56750, 62425, 68100, 74910, 82500, 85125, 113500, 124850, 141875, 149820, 170250, 187275, 249700, 283750, 312125, 340500, 374550, 425625, 567500, 624250, 749100, 851250, 936375, 1248500, 1560625, 1702500, 1872750, 3121250, 3745500, 4681875, 6242500, 9363750, 18727500]

約数ペア:

[(1, 18727500), (2, 9363750), (3, 6242500), (4, 4681875), (5, 3745500), (6, 3121250), (10, 1872750), (11, 1702500), (12, 1560625), (15, 1248500), (20, 936375), (22, 851250), (25, 749100), (30, 624250), (33, 567500), (44, 425625), (50, 374550), (55, 340500), (60, 312125), (66, 283750), (75, 249700), (100, 187275), (110, 170250), (125, 149820), (132, 141875), (150, 124850), (165, 113500), (220, 85125), (227, 82500), (250, 74910), (275, 68100), (300, 62425), (330, 56750), (375, 49940), (454, 41250), (500, 37455), (550, 34050), (625, 29964), (660, 28375), (681, 27500), (750, 24970), (825, 22700), (908, 20625), (1100, 17025), (1135, 16500), (1250, 14982), (1362, 13750), (1375, 13620), (1500, 12485), (1650, 11350), (1875, 9988), (2270, 8250), (2497, 7500), (2500, 7491), (2724, 6875), (2750, 6810), (3300, 5675), (3405, 5500), (3750, 4994), (4125, 4540)]