85613940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 273262080

約数和(自身を除く): 187648140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 67, 90, 93, 124, 134, 155, 180, 186, 201, 229, 268, 279, 310, 335, 372, 402, 458, 465, 558, 603, 620, 670, 687, 804, 916, 930, 1005, 1116, 1145, 1206, 1340, 1374, 1395, 1860, 2010, 2061, 2077, 2290, 2412, 2748, 2790, 3015, 3435, 4020, 4122, 4154, 4580, 5580, 6030, 6231, 6870, 7099, 8244, 8308, 10305, 10385, 12060, 12462, 13740, 14198, 15343, 18693, 20610, 20770, 21297, 24924, 28396, 30686, 31155, 35495, 37386, 41220, 41540, 42594, 46029, 61372, 62310, 63891, 70990, 74772, 76715, 85188, 92058, 93465, 106485, 124620, 127782, 138087, 141980, 153430, 184116, 186930, 212970, 230145, 255564, 276174, 306860, 319455, 373860, 425940, 460290, 475633, 552348, 638910, 690435, 920580, 951266, 1277820, 1380870, 1426899, 1902532, 2378165, 2761740, 2853798, 4280697, 4756330, 5707596, 7134495, 8561394, 9512660, 14268990, 17122788, 21403485, 28537980, 42806970, 85613940]

約数ペア:

[(1, 85613940), (2, 42806970), (3, 28537980), (4, 21403485), (5, 17122788), (6, 14268990), (9, 9512660), (10, 8561394), (12, 7134495), (15, 5707596), (18, 4756330), (20, 4280697), (30, 2853798), (31, 2761740), (36, 2378165), (45, 1902532), (60, 1426899), (62, 1380870), (67, 1277820), (90, 951266), (93, 920580), (124, 690435), (134, 638910), (155, 552348), (180, 475633), (186, 460290), (201, 425940), (229, 373860), (268, 319455), (279, 306860), (310, 276174), (335, 255564), (372, 230145), (402, 212970), (458, 186930), (465, 184116), (558, 153430), (603, 141980), (620, 138087), (670, 127782), (687, 124620), (804, 106485), (916, 93465), (930, 92058), (1005, 85188), (1116, 76715), (1145, 74772), (1206, 70990), (1340, 63891), (1374, 62310), (1395, 61372), (1860, 46029), (2010, 42594), (2061, 41540), (2077, 41220), (2290, 37386), (2412, 35495), (2748, 31155), (2790, 30686), (3015, 28396), (3435, 24924), (4020, 21297), (4122, 20770), (4154, 20610), (4580, 18693), (5580, 15343), (6030, 14198), (6231, 13740), (6870, 12462), (7099, 12060), (8244, 10385), (8308, 10305)]