30831430680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{920891}}^1$

素因数の和:920942

約数の個数: 128

約数和(自身を含む): 106086758400

約数和(自身を除く): 75255327720

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, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 33480, 920891, 1841782, 2762673, 3683564, 4604455, 5525346, 7367128, 8288019, 9208910, 11050692, 13813365, 16576038, 18417820, 22101384, 24864057, 27626730, 28547621, 33152076, 36835640, 41440095, 49728114, 55253460, 57095242, 66304152, 82880190, 85642863, 99456228, 110506920, 114190484, 124320285, 142738105, 165760380, 171285726, 198912456, 228380968, 248640570, 256928589, 285476210, 331520760, 342571452, 428214315, 497281140, 513857178, 570952420, 685142904, 770785767, 856428630, 994562280, 1027714356, 1141904840, 1284642945, 1541571534, 1712857260, 2055428712, 2569285890, 3083143068, 3425714520, 3853928835, 5138571780, 6166286136, 7707857670, 10277143560, 15415715340, 30831430680]

約数ペア:

[(1, 30831430680), (2, 15415715340), (3, 10277143560), (4, 7707857670), (5, 6166286136), (6, 5138571780), (8, 3853928835), (9, 3425714520), (10, 3083143068), (12, 2569285890), (15, 2055428712), (18, 1712857260), (20, 1541571534), (24, 1284642945), (27, 1141904840), (30, 1027714356), (31, 994562280), (36, 856428630), (40, 770785767), (45, 685142904), (54, 570952420), (60, 513857178), (62, 497281140), (72, 428214315), (90, 342571452), (93, 331520760), (108, 285476210), (120, 256928589), (124, 248640570), (135, 228380968), (155, 198912456), (180, 171285726), (186, 165760380), (216, 142738105), (248, 124320285), (270, 114190484), (279, 110506920), (310, 99456228), (360, 85642863), (372, 82880190), (465, 66304152), (540, 57095242), (558, 55253460), (620, 49728114), (744, 41440095), (837, 36835640), (930, 33152076), (1080, 28547621), (1116, 27626730), (1240, 24864057), (1395, 22101384), (1674, 18417820), (1860, 16576038), (2232, 13813365), (2790, 11050692), (3348, 9208910), (3720, 8288019), (4185, 7367128), (5580, 5525346), (6696, 4604455), (8370, 3683564), (11160, 2762673), (16740, 1841782), (33480, 920891)]