164161920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6577}}^1$

素因数の和:6612

約数の個数: 128

約数和(自身を含む): 563603040

約数和(自身を除く): 399441120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 6577, 8320, 12480, 13154, 19731, 24960, 26308, 32885, 39462, 52616, 65770, 78924, 85501, 98655, 105232, 131540, 157848, 171002, 197310, 210464, 256503, 263080, 315696, 342004, 394620, 420928, 427505, 513006, 526160, 631392, 684008, 789240, 841856, 855010, 1026012, 1052320, 1262784, 1282515, 1368016, 1578480, 1710020, 2052024, 2104640, 2525568, 2565030, 2736032, 3156960, 3420040, 4104048, 4209280, 5130060, 5472064, 6313920, 6840080, 8208096, 10260120, 10944128, 12627840, 13680160, 16416192, 20520240, 27360320, 32832384, 41040480, 54720640, 82080960, 164161920]

約数ペア:

[(1, 164161920), (2, 82080960), (3, 54720640), (4, 41040480), (5, 32832384), (6, 27360320), (8, 20520240), (10, 16416192), (12, 13680160), (13, 12627840), (15, 10944128), (16, 10260120), (20, 8208096), (24, 6840080), (26, 6313920), (30, 5472064), (32, 5130060), (39, 4209280), (40, 4104048), (48, 3420040), (52, 3156960), (60, 2736032), (64, 2565030), (65, 2525568), (78, 2104640), (80, 2052024), (96, 1710020), (104, 1578480), (120, 1368016), (128, 1282515), (130, 1262784), (156, 1052320), (160, 1026012), (192, 855010), (195, 841856), (208, 789240), (240, 684008), (260, 631392), (312, 526160), (320, 513006), (384, 427505), (390, 420928), (416, 394620), (480, 342004), (520, 315696), (624, 263080), (640, 256503), (780, 210464), (832, 197310), (960, 171002), (1040, 157848), (1248, 131540), (1560, 105232), (1664, 98655), (1920, 85501), (2080, 78924), (2496, 65770), (3120, 52616), (4160, 39462), (4992, 32885), (6240, 26308), (6577, 24960), (8320, 19731), (12480, 13154)]