18131400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1439}}^1$

素因数の和:1468

約数の個数: 144

約数和(自身を含む): 69638400

約数和(自身を除く): 51507000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1439, 1575, 1800, 2100, 2520, 2878, 3150, 4200, 4317, 5756, 6300, 7195, 8634, 10073, 11512, 12600, 12951, 14390, 17268, 20146, 21585, 25902, 28780, 30219, 34536, 35975, 40292, 43170, 50365, 51804, 57560, 60438, 64755, 71950, 80584, 86340, 90657, 100730, 103608, 107925, 120876, 129510, 143900, 151095, 172680, 181314, 201460, 215850, 241752, 251825, 259020, 287800, 302190, 323775, 362628, 402920, 431700, 453285, 503650, 518040, 604380, 647550, 725256, 755475, 863400, 906570, 1007300, 1208760, 1295100, 1510950, 1813140, 2014600, 2266425, 2590200, 3021900, 3626280, 4532850, 6043800, 9065700, 18131400]

約数ペア:

[(1, 18131400), (2, 9065700), (3, 6043800), (4, 4532850), (5, 3626280), (6, 3021900), (7, 2590200), (8, 2266425), (9, 2014600), (10, 1813140), (12, 1510950), (14, 1295100), (15, 1208760), (18, 1007300), (20, 906570), (21, 863400), (24, 755475), (25, 725256), (28, 647550), (30, 604380), (35, 518040), (36, 503650), (40, 453285), (42, 431700), (45, 402920), (50, 362628), (56, 323775), (60, 302190), (63, 287800), (70, 259020), (72, 251825), (75, 241752), (84, 215850), (90, 201460), (100, 181314), (105, 172680), (120, 151095), (126, 143900), (140, 129510), (150, 120876), (168, 107925), (175, 103608), (180, 100730), (200, 90657), (210, 86340), (225, 80584), (252, 71950), (280, 64755), (300, 60438), (315, 57560), (350, 51804), (360, 50365), (420, 43170), (450, 40292), (504, 35975), (525, 34536), (600, 30219), (630, 28780), (700, 25902), (840, 21585), (900, 20146), (1050, 17268), (1260, 14390), (1400, 12951), (1439, 12600), (1575, 11512), (1800, 10073), (2100, 8634), (2520, 7195), (2878, 6300), (3150, 5756), (4200, 4317)]