131301900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{3943}}^1$

素因数の和:4000

約数の個数: 108

約数和(自身を含む): 422788912

約数和(自身を除く): 291487012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 37, 45, 50, 60, 74, 75, 90, 100, 111, 148, 150, 180, 185, 222, 225, 300, 333, 370, 444, 450, 555, 666, 740, 900, 925, 1110, 1332, 1665, 1850, 2220, 2775, 3330, 3700, 3943, 5550, 6660, 7886, 8325, 11100, 11829, 15772, 16650, 19715, 23658, 33300, 35487, 39430, 47316, 59145, 70974, 78860, 98575, 118290, 141948, 145891, 177435, 197150, 236580, 291782, 295725, 354870, 394300, 437673, 583564, 591450, 709740, 729455, 875346, 887175, 1182900, 1313019, 1458910, 1750692, 1774350, 2188365, 2626038, 2917820, 3548700, 3647275, 4376730, 5252076, 6565095, 7294550, 8753460, 10941825, 13130190, 14589100, 21883650, 26260380, 32825475, 43767300, 65650950, 131301900]

約数ペア:

[(1, 131301900), (2, 65650950), (3, 43767300), (4, 32825475), (5, 26260380), (6, 21883650), (9, 14589100), (10, 13130190), (12, 10941825), (15, 8753460), (18, 7294550), (20, 6565095), (25, 5252076), (30, 4376730), (36, 3647275), (37, 3548700), (45, 2917820), (50, 2626038), (60, 2188365), (74, 1774350), (75, 1750692), (90, 1458910), (100, 1313019), (111, 1182900), (148, 887175), (150, 875346), (180, 729455), (185, 709740), (222, 591450), (225, 583564), (300, 437673), (333, 394300), (370, 354870), (444, 295725), (450, 291782), (555, 236580), (666, 197150), (740, 177435), (900, 145891), (925, 141948), (1110, 118290), (1332, 98575), (1665, 78860), (1850, 70974), (2220, 59145), (2775, 47316), (3330, 39430), (3700, 35487), (3943, 33300), (5550, 23658), (6660, 19715), (7886, 16650), (8325, 15772), (11100, 11829)]