18829260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:277

約数の個数: 120

約数和(自身を含む): 60374160

約数和(自身を除く): 41544900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 81, 90, 108, 118, 135, 162, 177, 180, 197, 236, 270, 295, 324, 354, 394, 405, 531, 540, 590, 591, 708, 788, 810, 885, 985, 1062, 1180, 1182, 1593, 1620, 1770, 1773, 1970, 2124, 2364, 2655, 2955, 3186, 3540, 3546, 3940, 4779, 5310, 5319, 5910, 6372, 7092, 7965, 8865, 9558, 10620, 10638, 11623, 11820, 15930, 15957, 17730, 19116, 21276, 23246, 23895, 26595, 31860, 31914, 34869, 35460, 46492, 47790, 53190, 58115, 63828, 69738, 79785, 95580, 104607, 106380, 116230, 139476, 159570, 174345, 209214, 232460, 313821, 319140, 348690, 418428, 523035, 627642, 697380, 941463, 1046070, 1255284, 1569105, 1882926, 2092140, 3138210, 3765852, 4707315, 6276420, 9414630, 18829260]

約数ペア:

[(1, 18829260), (2, 9414630), (3, 6276420), (4, 4707315), (5, 3765852), (6, 3138210), (9, 2092140), (10, 1882926), (12, 1569105), (15, 1255284), (18, 1046070), (20, 941463), (27, 697380), (30, 627642), (36, 523035), (45, 418428), (54, 348690), (59, 319140), (60, 313821), (81, 232460), (90, 209214), (108, 174345), (118, 159570), (135, 139476), (162, 116230), (177, 106380), (180, 104607), (197, 95580), (236, 79785), (270, 69738), (295, 63828), (324, 58115), (354, 53190), (394, 47790), (405, 46492), (531, 35460), (540, 34869), (590, 31914), (591, 31860), (708, 26595), (788, 23895), (810, 23246), (885, 21276), (985, 19116), (1062, 17730), (1180, 15957), (1182, 15930), (1593, 11820), (1620, 11623), (1770, 10638), (1773, 10620), (1970, 9558), (2124, 8865), (2364, 7965), (2655, 7092), (2955, 6372), (3186, 5910), (3540, 5319), (3546, 5310), (3940, 4779)]