305469180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:604

約数の個数: 144

約数和(自身を含む): 967730400

約数和(自身を除く): 662261220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 139, 145, 174, 180, 261, 278, 290, 348, 417, 421, 435, 522, 556, 580, 695, 834, 842, 870, 1044, 1251, 1263, 1305, 1390, 1668, 1684, 1740, 2085, 2105, 2502, 2526, 2610, 2780, 3789, 4031, 4170, 4210, 5004, 5052, 5220, 6255, 6315, 7578, 8062, 8340, 8420, 12093, 12209, 12510, 12630, 15156, 16124, 18945, 20155, 24186, 24418, 25020, 25260, 36279, 36627, 37890, 40310, 48372, 48836, 58519, 60465, 61045, 72558, 73254, 75780, 80620, 109881, 117038, 120930, 122090, 145116, 146508, 175557, 181395, 183135, 219762, 234076, 241860, 244180, 292595, 351114, 362790, 366270, 439524, 526671, 549405, 585190, 702228, 725580, 732540, 877785, 1053342, 1098810, 1170380, 1697051, 1755570, 2106684, 2197620, 2633355, 3394102, 3511140, 5091153, 5266710, 6788204, 8485255, 10182306, 10533420, 15273459, 16970510, 20364612, 25455765, 30546918, 33941020, 50911530, 61093836, 76367295, 101823060, 152734590, 305469180]

約数ペア:

[(1, 305469180), (2, 152734590), (3, 101823060), (4, 76367295), (5, 61093836), (6, 50911530), (9, 33941020), (10, 30546918), (12, 25455765), (15, 20364612), (18, 16970510), (20, 15273459), (29, 10533420), (30, 10182306), (36, 8485255), (45, 6788204), (58, 5266710), (60, 5091153), (87, 3511140), (90, 3394102), (116, 2633355), (139, 2197620), (145, 2106684), (174, 1755570), (180, 1697051), (261, 1170380), (278, 1098810), (290, 1053342), (348, 877785), (417, 732540), (421, 725580), (435, 702228), (522, 585190), (556, 549405), (580, 526671), (695, 439524), (834, 366270), (842, 362790), (870, 351114), (1044, 292595), (1251, 244180), (1263, 241860), (1305, 234076), (1390, 219762), (1668, 183135), (1684, 181395), (1740, 175557), (2085, 146508), (2105, 145116), (2502, 122090), (2526, 120930), (2610, 117038), (2780, 109881), (3789, 80620), (4031, 75780), (4170, 73254), (4210, 72558), (5004, 61045), (5052, 60465), (5220, 58519), (6255, 48836), (6315, 48372), (7578, 40310), (8062, 37890), (8340, 36627), (8420, 36279), (12093, 25260), (12209, 25020), (12510, 24418), (12630, 24186), (15156, 20155), (16124, 18945)]