28105200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 180

約数和(自身を含む): 100643608

約数和(自身を除く): 72538408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 37, 40, 45, 48, 50, 60, 72, 74, 75, 80, 90, 100, 111, 120, 144, 148, 150, 180, 185, 200, 211, 222, 225, 240, 296, 300, 333, 360, 370, 400, 422, 444, 450, 555, 592, 600, 633, 666, 720, 740, 844, 888, 900, 925, 1055, 1110, 1200, 1266, 1332, 1480, 1665, 1688, 1776, 1800, 1850, 1899, 2110, 2220, 2532, 2664, 2775, 2960, 3165, 3330, 3376, 3600, 3700, 3798, 4220, 4440, 5064, 5275, 5328, 5550, 6330, 6660, 7400, 7596, 7807, 8325, 8440, 8880, 9495, 10128, 10550, 11100, 12660, 13320, 14800, 15192, 15614, 15825, 16650, 16880, 18990, 21100, 22200, 23421, 25320, 26640, 30384, 31228, 31650, 33300, 37980, 39035, 42200, 44400, 46842, 47475, 50640, 62456, 63300, 66600, 70263, 75960, 78070, 84400, 93684, 94950, 117105, 124912, 126600, 133200, 140526, 151920, 156140, 187368, 189900, 195175, 234210, 253200, 281052, 312280, 351315, 374736, 379800, 390350, 468420, 562104, 585525, 624560, 702630, 759600, 780700, 936840, 1124208, 1171050, 1405260, 1561400, 1756575, 1873680, 2342100, 2810520, 3122800, 3513150, 4684200, 5621040, 7026300, 9368400, 14052600, 28105200]

約数ペア:

[(1, 28105200), (2, 14052600), (3, 9368400), (4, 7026300), (5, 5621040), (6, 4684200), (8, 3513150), (9, 3122800), (10, 2810520), (12, 2342100), (15, 1873680), (16, 1756575), (18, 1561400), (20, 1405260), (24, 1171050), (25, 1124208), (30, 936840), (36, 780700), (37, 759600), (40, 702630), (45, 624560), (48, 585525), (50, 562104), (60, 468420), (72, 390350), (74, 379800), (75, 374736), (80, 351315), (90, 312280), (100, 281052), (111, 253200), (120, 234210), (144, 195175), (148, 189900), (150, 187368), (180, 156140), (185, 151920), (200, 140526), (211, 133200), (222, 126600), (225, 124912), (240, 117105), (296, 94950), (300, 93684), (333, 84400), (360, 78070), (370, 75960), (400, 70263), (422, 66600), (444, 63300), (450, 62456), (555, 50640), (592, 47475), (600, 46842), (633, 44400), (666, 42200), (720, 39035), (740, 37980), (844, 33300), (888, 31650), (900, 31228), (925, 30384), (1055, 26640), (1110, 25320), (1200, 23421), (1266, 22200), (1332, 21100), (1480, 18990), (1665, 16880), (1688, 16650), (1776, 15825), (1800, 15614), (1850, 15192), (1899, 14800), (2110, 13320), (2220, 12660), (2532, 11100), (2664, 10550), (2775, 10128), (2960, 9495), (3165, 8880), (3330, 8440), (3376, 8325), (3600, 7807), (3700, 7596), (3798, 7400), (4220, 6660), (4440, 6330), (5064, 5550), (5275, 5328)]