18734880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1697}}^1$

素因数の和:1738

約数の個数: 96

約数和(自身を含む): 61617024

約数和(自身を除く): 42882144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1697, 1840, 2208, 2760, 3394, 3680, 5091, 5520, 6788, 8485, 10182, 11040, 13576, 16970, 20364, 25455, 27152, 33940, 39031, 40728, 50910, 54304, 67880, 78062, 81456, 101820, 117093, 135760, 156124, 162912, 195155, 203640, 234186, 271520, 312248, 390310, 407280, 468372, 585465, 624496, 780620, 814560, 936744, 1170930, 1248992, 1561240, 1873488, 2341860, 3122480, 3746976, 4683720, 6244960, 9367440, 18734880]

約数ペア:

[(1, 18734880), (2, 9367440), (3, 6244960), (4, 4683720), (5, 3746976), (6, 3122480), (8, 2341860), (10, 1873488), (12, 1561240), (15, 1248992), (16, 1170930), (20, 936744), (23, 814560), (24, 780620), (30, 624496), (32, 585465), (40, 468372), (46, 407280), (48, 390310), (60, 312248), (69, 271520), (80, 234186), (92, 203640), (96, 195155), (115, 162912), (120, 156124), (138, 135760), (160, 117093), (184, 101820), (230, 81456), (240, 78062), (276, 67880), (345, 54304), (368, 50910), (460, 40728), (480, 39031), (552, 33940), (690, 27152), (736, 25455), (920, 20364), (1104, 16970), (1380, 13576), (1697, 11040), (1840, 10182), (2208, 8485), (2760, 6788), (3394, 5520), (3680, 5091)]