28071900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:341

約数の個数: 144

約数和(自身を含む): 93014880

約数和(自身を除く): 64942980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 37, 45, 50, 54, 60, 74, 75, 90, 100, 108, 111, 135, 148, 150, 180, 185, 222, 225, 270, 281, 300, 333, 370, 444, 450, 540, 555, 562, 666, 675, 740, 843, 900, 925, 999, 1110, 1124, 1332, 1350, 1405, 1665, 1686, 1850, 1998, 2220, 2529, 2700, 2775, 2810, 3330, 3372, 3700, 3996, 4215, 4995, 5058, 5550, 5620, 6660, 7025, 7587, 8325, 8430, 9990, 10116, 10397, 11100, 12645, 14050, 15174, 16650, 16860, 19980, 20794, 21075, 24975, 25290, 28100, 30348, 31191, 33300, 37935, 41588, 42150, 49950, 50580, 51985, 62382, 63225, 75870, 84300, 93573, 99900, 103970, 124764, 126450, 151740, 155955, 187146, 189675, 207940, 252900, 259925, 280719, 311910, 374292, 379350, 467865, 519850, 561438, 623820, 758700, 779775, 935730, 1039700, 1122876, 1403595, 1559550, 1871460, 2339325, 2807190, 3119100, 4678650, 5614380, 7017975, 9357300, 14035950, 28071900]

約数ペア:

[(1, 28071900), (2, 14035950), (3, 9357300), (4, 7017975), (5, 5614380), (6, 4678650), (9, 3119100), (10, 2807190), (12, 2339325), (15, 1871460), (18, 1559550), (20, 1403595), (25, 1122876), (27, 1039700), (30, 935730), (36, 779775), (37, 758700), (45, 623820), (50, 561438), (54, 519850), (60, 467865), (74, 379350), (75, 374292), (90, 311910), (100, 280719), (108, 259925), (111, 252900), (135, 207940), (148, 189675), (150, 187146), (180, 155955), (185, 151740), (222, 126450), (225, 124764), (270, 103970), (281, 99900), (300, 93573), (333, 84300), (370, 75870), (444, 63225), (450, 62382), (540, 51985), (555, 50580), (562, 49950), (666, 42150), (675, 41588), (740, 37935), (843, 33300), (900, 31191), (925, 30348), (999, 28100), (1110, 25290), (1124, 24975), (1332, 21075), (1350, 20794), (1405, 19980), (1665, 16860), (1686, 16650), (1850, 15174), (1998, 14050), (2220, 12645), (2529, 11100), (2700, 10397), (2775, 10116), (2810, 9990), (3330, 8430), (3372, 8325), (3700, 7587), (3996, 7025), (4215, 6660), (4995, 5620), (5058, 5550)]