247848720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4759}}^1$

素因数の和:4813

約数の個数: 160

約数和(自身を含む): 906608640

約数和(自身を除く): 658759920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 4759, 5208, 6510, 7440, 8680, 9518, 10416, 13020, 14277, 17360, 19036, 23795, 26040, 28554, 33313, 38072, 47590, 52080, 57108, 66626, 71385, 76144, 95180, 99939, 114216, 133252, 142770, 147529, 166565, 190360, 199878, 228432, 266504, 285540, 295058, 333130, 380720, 399756, 442587, 499695, 533008, 571080, 590116, 666260, 737645, 799512, 885174, 999390, 1032703, 1142160, 1180232, 1332520, 1475290, 1599024, 1770348, 1998780, 2065406, 2212935, 2360464, 2665040, 2950580, 3098109, 3540696, 3997560, 4130812, 4425870, 5163515, 5901160, 6196218, 7081392, 7995120, 8261624, 8851740, 10327030, 11802320, 12392436, 15490545, 16523248, 17703480, 20654060, 24784872, 30981090, 35406960, 41308120, 49569744, 61962180, 82616240, 123924360, 247848720]

約数ペア:

[(1, 247848720), (2, 123924360), (3, 82616240), (4, 61962180), (5, 49569744), (6, 41308120), (7, 35406960), (8, 30981090), (10, 24784872), (12, 20654060), (14, 17703480), (15, 16523248), (16, 15490545), (20, 12392436), (21, 11802320), (24, 10327030), (28, 8851740), (30, 8261624), (31, 7995120), (35, 7081392), (40, 6196218), (42, 5901160), (48, 5163515), (56, 4425870), (60, 4130812), (62, 3997560), (70, 3540696), (80, 3098109), (84, 2950580), (93, 2665040), (105, 2360464), (112, 2212935), (120, 2065406), (124, 1998780), (140, 1770348), (155, 1599024), (168, 1475290), (186, 1332520), (210, 1180232), (217, 1142160), (240, 1032703), (248, 999390), (280, 885174), (310, 799512), (336, 737645), (372, 666260), (420, 590116), (434, 571080), (465, 533008), (496, 499695), (560, 442587), (620, 399756), (651, 380720), (744, 333130), (840, 295058), (868, 285540), (930, 266504), (1085, 228432), (1240, 199878), (1302, 190360), (1488, 166565), (1680, 147529), (1736, 142770), (1860, 133252), (2170, 114216), (2480, 99939), (2604, 95180), (3255, 76144), (3472, 71385), (3720, 66626), (4340, 57108), (4759, 52080), (5208, 47590), (6510, 38072), (7440, 33313), (8680, 28554), (9518, 26040), (10416, 23795), (13020, 19036), (14277, 17360)]