18000900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 59371200

約数和(自身を除く): 41370300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 59, 60, 75, 90, 100, 108, 113, 118, 135, 150, 177, 180, 225, 226, 236, 270, 295, 300, 339, 354, 450, 452, 531, 540, 565, 590, 675, 678, 708, 885, 900, 1017, 1062, 1130, 1180, 1350, 1356, 1475, 1593, 1695, 1770, 2034, 2124, 2260, 2655, 2700, 2825, 2950, 3051, 3186, 3390, 3540, 4068, 4425, 5085, 5310, 5650, 5900, 6102, 6372, 6667, 6780, 7965, 8475, 8850, 10170, 10620, 11300, 12204, 13275, 13334, 15255, 15930, 16950, 17700, 20001, 20340, 25425, 26550, 26668, 30510, 31860, 33335, 33900, 39825, 40002, 50850, 53100, 60003, 61020, 66670, 76275, 79650, 80004, 100005, 101700, 120006, 133340, 152550, 159300, 166675, 180009, 200010, 240012, 300015, 305100, 333350, 360018, 400020, 500025, 600030, 666700, 720036, 900045, 1000050, 1200060, 1500075, 1800090, 2000100, 3000150, 3600180, 4500225, 6000300, 9000450, 18000900]

約数ペア:

[(1, 18000900), (2, 9000450), (3, 6000300), (4, 4500225), (5, 3600180), (6, 3000150), (9, 2000100), (10, 1800090), (12, 1500075), (15, 1200060), (18, 1000050), (20, 900045), (25, 720036), (27, 666700), (30, 600030), (36, 500025), (45, 400020), (50, 360018), (54, 333350), (59, 305100), (60, 300015), (75, 240012), (90, 200010), (100, 180009), (108, 166675), (113, 159300), (118, 152550), (135, 133340), (150, 120006), (177, 101700), (180, 100005), (225, 80004), (226, 79650), (236, 76275), (270, 66670), (295, 61020), (300, 60003), (339, 53100), (354, 50850), (450, 40002), (452, 39825), (531, 33900), (540, 33335), (565, 31860), (590, 30510), (675, 26668), (678, 26550), (708, 25425), (885, 20340), (900, 20001), (1017, 17700), (1062, 16950), (1130, 15930), (1180, 15255), (1350, 13334), (1356, 13275), (1475, 12204), (1593, 11300), (1695, 10620), (1770, 10170), (2034, 8850), (2124, 8475), (2260, 7965), (2655, 6780), (2700, 6667), (2825, 6372), (2950, 6102), (3051, 5900), (3186, 5650), (3390, 5310), (3540, 5085), (4068, 4425)]