56815560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1748

約数の個数: 128

約数和(自身を含む): 195609600

約数和(自身を除く): 138794040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1697, 1860, 2232, 2790, 3348, 3394, 3720, 4185, 5091, 5580, 6696, 6788, 8370, 8485, 10182, 11160, 13576, 15273, 16740, 16970, 20364, 25455, 30546, 33480, 33940, 40728, 45819, 50910, 52607, 61092, 67880, 76365, 91638, 101820, 105214, 122184, 152730, 157821, 183276, 203640, 210428, 229095, 263035, 305460, 315642, 366552, 420856, 458190, 473463, 526070, 610920, 631284, 789105, 916380, 946926, 1052140, 1262568, 1420389, 1578210, 1832760, 1893852, 2104280, 2367315, 2840778, 3156420, 3787704, 4734630, 5681556, 6312840, 7101945, 9469260, 11363112, 14203890, 18938520, 28407780, 56815560]

約数ペア:

[(1, 56815560), (2, 28407780), (3, 18938520), (4, 14203890), (5, 11363112), (6, 9469260), (8, 7101945), (9, 6312840), (10, 5681556), (12, 4734630), (15, 3787704), (18, 3156420), (20, 2840778), (24, 2367315), (27, 2104280), (30, 1893852), (31, 1832760), (36, 1578210), (40, 1420389), (45, 1262568), (54, 1052140), (60, 946926), (62, 916380), (72, 789105), (90, 631284), (93, 610920), (108, 526070), (120, 473463), (124, 458190), (135, 420856), (155, 366552), (180, 315642), (186, 305460), (216, 263035), (248, 229095), (270, 210428), (279, 203640), (310, 183276), (360, 157821), (372, 152730), (465, 122184), (540, 105214), (558, 101820), (620, 91638), (744, 76365), (837, 67880), (930, 61092), (1080, 52607), (1116, 50910), (1240, 45819), (1395, 40728), (1674, 33940), (1697, 33480), (1860, 30546), (2232, 25455), (2790, 20364), (3348, 16970), (3394, 16740), (3720, 15273), (4185, 13576), (5091, 11160), (5580, 10182), (6696, 8485), (6788, 8370)]