18839700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{173}}^1$

素因数の和:215

約数の個数: 162

約数和(自身を含む): 65283582

約数和(自身を除く): 46443882

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 121, 132, 150, 165, 173, 180, 198, 220, 225, 242, 275, 300, 330, 346, 363, 396, 450, 484, 495, 519, 550, 605, 660, 692, 726, 825, 865, 900, 990, 1038, 1089, 1100, 1210, 1452, 1557, 1650, 1730, 1815, 1903, 1980, 2076, 2178, 2420, 2475, 2595, 3025, 3114, 3300, 3460, 3630, 3806, 4325, 4356, 4950, 5190, 5445, 5709, 6050, 6228, 7260, 7612, 7785, 8650, 9075, 9515, 9900, 10380, 10890, 11418, 12100, 12975, 15570, 17127, 17300, 18150, 19030, 20933, 21780, 22836, 25950, 27225, 28545, 31140, 34254, 36300, 38060, 38925, 41866, 47575, 51900, 54450, 57090, 62799, 68508, 77850, 83732, 85635, 95150, 104665, 108900, 114180, 125598, 142725, 155700, 171270, 188397, 190300, 209330, 251196, 285450, 313995, 342540, 376794, 418660, 428175, 523325, 570900, 627990, 753588, 856350, 941985, 1046650, 1255980, 1569975, 1712700, 1883970, 2093300, 3139950, 3767940, 4709925, 6279900, 9419850, 18839700]

約数ペア:

[(1, 18839700), (2, 9419850), (3, 6279900), (4, 4709925), (5, 3767940), (6, 3139950), (9, 2093300), (10, 1883970), (11, 1712700), (12, 1569975), (15, 1255980), (18, 1046650), (20, 941985), (22, 856350), (25, 753588), (30, 627990), (33, 570900), (36, 523325), (44, 428175), (45, 418660), (50, 376794), (55, 342540), (60, 313995), (66, 285450), (75, 251196), (90, 209330), (99, 190300), (100, 188397), (110, 171270), (121, 155700), (132, 142725), (150, 125598), (165, 114180), (173, 108900), (180, 104665), (198, 95150), (220, 85635), (225, 83732), (242, 77850), (275, 68508), (300, 62799), (330, 57090), (346, 54450), (363, 51900), (396, 47575), (450, 41866), (484, 38925), (495, 38060), (519, 36300), (550, 34254), (605, 31140), (660, 28545), (692, 27225), (726, 25950), (825, 22836), (865, 21780), (900, 20933), (990, 19030), (1038, 18150), (1089, 17300), (1100, 17127), (1210, 15570), (1452, 12975), (1557, 12100), (1650, 11418), (1730, 10890), (1815, 10380), (1903, 9900), (1980, 9515), (2076, 9075), (2178, 8650), (2420, 7785), (2475, 7612), (2595, 7260), (3025, 6228), (3114, 6050), (3300, 5709), (3460, 5445), (3630, 5190), (3806, 4950), (4325, 4356)]