18139500

素因数分解:

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

素因数の和:193

約数の個数: 144

約数和(自身を含む): 59623200

約数和(自身を除く): 41483700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 125, 139, 145, 150, 174, 180, 225, 250, 261, 278, 290, 300, 348, 375, 417, 435, 450, 500, 522, 556, 580, 695, 725, 750, 834, 870, 900, 1044, 1125, 1251, 1305, 1390, 1450, 1500, 1668, 1740, 2085, 2175, 2250, 2502, 2610, 2780, 2900, 3475, 3625, 4031, 4170, 4350, 4500, 5004, 5220, 6255, 6525, 6950, 7250, 8062, 8340, 8700, 10425, 10875, 12093, 12510, 13050, 13900, 14500, 16124, 17375, 20155, 20850, 21750, 24186, 25020, 26100, 31275, 32625, 34750, 36279, 40310, 41700, 43500, 48372, 52125, 60465, 62550, 65250, 69500, 72558, 80620, 100775, 104250, 120930, 125100, 130500, 145116, 156375, 181395, 201550, 208500, 241860, 302325, 312750, 362790, 403100, 503875, 604650, 625500, 725580, 906975, 1007750, 1209300, 1511625, 1813950, 2015500, 3023250, 3627900, 4534875, 6046500, 9069750, 18139500]

約数ペア:

[(1, 18139500), (2, 9069750), (3, 6046500), (4, 4534875), (5, 3627900), (6, 3023250), (9, 2015500), (10, 1813950), (12, 1511625), (15, 1209300), (18, 1007750), (20, 906975), (25, 725580), (29, 625500), (30, 604650), (36, 503875), (45, 403100), (50, 362790), (58, 312750), (60, 302325), (75, 241860), (87, 208500), (90, 201550), (100, 181395), (116, 156375), (125, 145116), (139, 130500), (145, 125100), (150, 120930), (174, 104250), (180, 100775), (225, 80620), (250, 72558), (261, 69500), (278, 65250), (290, 62550), (300, 60465), (348, 52125), (375, 48372), (417, 43500), (435, 41700), (450, 40310), (500, 36279), (522, 34750), (556, 32625), (580, 31275), (695, 26100), (725, 25020), (750, 24186), (834, 21750), (870, 20850), (900, 20155), (1044, 17375), (1125, 16124), (1251, 14500), (1305, 13900), (1390, 13050), (1450, 12510), (1500, 12093), (1668, 10875), (1740, 10425), (2085, 8700), (2175, 8340), (2250, 8062), (2502, 7250), (2610, 6950), (2780, 6525), (2900, 6255), (3475, 5220), (3625, 5004), (4031, 4500), (4170, 4350)]