13440240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1697}}^1$

素因数の和:1727

約数の個数: 120

約数和(自身を含む): 49269168

約数和(自身を除く): 35828928

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1697, 1980, 2640, 3394, 3960, 5091, 6788, 7920, 8485, 10182, 13576, 15273, 16970, 18667, 20364, 25455, 27152, 30546, 33940, 37334, 40728, 50910, 56001, 61092, 67880, 74668, 76365, 81456, 93335, 101820, 112002, 122184, 135760, 149336, 152730, 168003, 186670, 203640, 224004, 244368, 280005, 298672, 305460, 336006, 373340, 407280, 448008, 560010, 610920, 672012, 746680, 840015, 896016, 1120020, 1221840, 1344024, 1493360, 1680030, 2240040, 2688048, 3360060, 4480080, 6720120, 13440240]

約数ペア:

[(1, 13440240), (2, 6720120), (3, 4480080), (4, 3360060), (5, 2688048), (6, 2240040), (8, 1680030), (9, 1493360), (10, 1344024), (11, 1221840), (12, 1120020), (15, 896016), (16, 840015), (18, 746680), (20, 672012), (22, 610920), (24, 560010), (30, 448008), (33, 407280), (36, 373340), (40, 336006), (44, 305460), (45, 298672), (48, 280005), (55, 244368), (60, 224004), (66, 203640), (72, 186670), (80, 168003), (88, 152730), (90, 149336), (99, 135760), (110, 122184), (120, 112002), (132, 101820), (144, 93335), (165, 81456), (176, 76365), (180, 74668), (198, 67880), (220, 61092), (240, 56001), (264, 50910), (330, 40728), (360, 37334), (396, 33940), (440, 30546), (495, 27152), (528, 25455), (660, 20364), (720, 18667), (792, 16970), (880, 15273), (990, 13576), (1320, 10182), (1584, 8485), (1697, 7920), (1980, 6788), (2640, 5091), (3394, 3960)]