27291780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 87919104

約数和(自身を除く): 60627324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 67, 73, 90, 93, 124, 134, 146, 155, 180, 186, 201, 219, 268, 279, 292, 310, 335, 365, 372, 402, 438, 465, 558, 603, 620, 657, 670, 730, 804, 876, 930, 1005, 1095, 1116, 1206, 1314, 1340, 1395, 1460, 1860, 2010, 2077, 2190, 2263, 2412, 2628, 2790, 3015, 3285, 4020, 4154, 4380, 4526, 4891, 5580, 6030, 6231, 6570, 6789, 8308, 9052, 9782, 10385, 11315, 12060, 12462, 13140, 13578, 14673, 18693, 19564, 20367, 20770, 22630, 24455, 24924, 27156, 29346, 31155, 33945, 37386, 40734, 41540, 44019, 45260, 48910, 58692, 62310, 67890, 73365, 74772, 81468, 88038, 93465, 97820, 101835, 124620, 135780, 146730, 151621, 176076, 186930, 203670, 220095, 293460, 303242, 373860, 407340, 440190, 454863, 606484, 758105, 880380, 909726, 1364589, 1516210, 1819452, 2274315, 2729178, 3032420, 4548630, 5458356, 6822945, 9097260, 13645890, 27291780]

約数ペア:

[(1, 27291780), (2, 13645890), (3, 9097260), (4, 6822945), (5, 5458356), (6, 4548630), (9, 3032420), (10, 2729178), (12, 2274315), (15, 1819452), (18, 1516210), (20, 1364589), (30, 909726), (31, 880380), (36, 758105), (45, 606484), (60, 454863), (62, 440190), (67, 407340), (73, 373860), (90, 303242), (93, 293460), (124, 220095), (134, 203670), (146, 186930), (155, 176076), (180, 151621), (186, 146730), (201, 135780), (219, 124620), (268, 101835), (279, 97820), (292, 93465), (310, 88038), (335, 81468), (365, 74772), (372, 73365), (402, 67890), (438, 62310), (465, 58692), (558, 48910), (603, 45260), (620, 44019), (657, 41540), (670, 40734), (730, 37386), (804, 33945), (876, 31155), (930, 29346), (1005, 27156), (1095, 24924), (1116, 24455), (1206, 22630), (1314, 20770), (1340, 20367), (1395, 19564), (1460, 18693), (1860, 14673), (2010, 13578), (2077, 13140), (2190, 12462), (2263, 12060), (2412, 11315), (2628, 10385), (2790, 9782), (3015, 9052), (3285, 8308), (4020, 6789), (4154, 6570), (4380, 6231), (4526, 6030), (4891, 5580)]