7428120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 26265600

約数和(自身を除く): 18837480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 239, 259, 280, 296, 370, 420, 444, 478, 518, 555, 717, 740, 777, 840, 888, 956, 1036, 1110, 1195, 1295, 1434, 1480, 1554, 1673, 1912, 2072, 2220, 2390, 2590, 2868, 3108, 3346, 3585, 3885, 4440, 4780, 5019, 5180, 5736, 6216, 6692, 7170, 7770, 8365, 8843, 9560, 10038, 10360, 13384, 14340, 15540, 16730, 17686, 20076, 25095, 26529, 28680, 31080, 33460, 35372, 40152, 44215, 50190, 53058, 61901, 66920, 70744, 88430, 100380, 106116, 123802, 132645, 176860, 185703, 200760, 212232, 247604, 265290, 309505, 353720, 371406, 495208, 530580, 619010, 742812, 928515, 1061160, 1238020, 1485624, 1857030, 2476040, 3714060, 7428120]

約数ペア:

[(1, 7428120), (2, 3714060), (3, 2476040), (4, 1857030), (5, 1485624), (6, 1238020), (7, 1061160), (8, 928515), (10, 742812), (12, 619010), (14, 530580), (15, 495208), (20, 371406), (21, 353720), (24, 309505), (28, 265290), (30, 247604), (35, 212232), (37, 200760), (40, 185703), (42, 176860), (56, 132645), (60, 123802), (70, 106116), (74, 100380), (84, 88430), (105, 70744), (111, 66920), (120, 61901), (140, 53058), (148, 50190), (168, 44215), (185, 40152), (210, 35372), (222, 33460), (239, 31080), (259, 28680), (280, 26529), (296, 25095), (370, 20076), (420, 17686), (444, 16730), (478, 15540), (518, 14340), (555, 13384), (717, 10360), (740, 10038), (777, 9560), (840, 8843), (888, 8365), (956, 7770), (1036, 7170), (1110, 6692), (1195, 6216), (1295, 5736), (1434, 5180), (1480, 5019), (1554, 4780), (1673, 4440), (1912, 3885), (2072, 3585), (2220, 3346), (2390, 3108), (2590, 2868)]