221424840

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:794

約数の個数: 320

約数和(自身を含む): 917199360

約数和(自身を除く): 695774520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 52, 54, 56, 60, 63, 65, 70, 72, 78, 81, 84, 90, 91, 104, 105, 108, 117, 120, 126, 130, 135, 140, 156, 162, 168, 180, 182, 189, 195, 210, 216, 234, 252, 260, 270, 273, 280, 312, 315, 324, 351, 360, 364, 378, 390, 405, 420, 455, 468, 504, 520, 540, 546, 567, 585, 630, 648, 702, 728, 751, 756, 780, 810, 819, 840, 910, 936, 945, 1053, 1080, 1092, 1134, 1170, 1260, 1365, 1404, 1502, 1512, 1560, 1620, 1638, 1755, 1820, 1890, 2106, 2184, 2253, 2268, 2340, 2457, 2520, 2730, 2808, 2835, 3004, 3240, 3276, 3510, 3640, 3755, 3780, 4095, 4212, 4506, 4536, 4680, 4914, 5257, 5265, 5460, 5670, 6008, 6552, 6759, 7020, 7371, 7510, 7560, 8190, 8424, 9012, 9763, 9828, 10514, 10530, 10920, 11265, 11340, 12285, 13518, 14040, 14742, 15020, 15771, 16380, 18024, 19526, 19656, 20277, 21028, 21060, 22530, 22680, 24570, 26285, 27036, 29289, 29484, 30040, 31542, 32760, 33795, 36855, 39052, 40554, 42056, 42120, 45060, 47313, 48815, 49140, 52570, 54072, 58578, 58968, 60831, 63084, 67590, 68341, 73710, 78104, 78855, 81108, 87867, 90120, 94626, 97630, 98280, 101385, 105140, 117156, 121662, 126168, 135180, 136682, 141939, 146445, 147420, 157710, 162216, 175734, 189252, 195260, 202770, 205023, 210280, 234312, 236565, 243324, 263601, 270360, 273364, 283878, 292890, 294840, 304155, 315420, 341705, 351468, 378504, 390520, 405540, 410046, 425817, 439335, 473130, 486648, 527202, 546728, 567756, 585780, 608310, 615069, 630840, 683410, 702936, 709695, 790803, 811080, 820092, 851634, 878670, 946260, 1025115, 1054404, 1135512, 1171560, 1216620, 1230138, 1318005, 1366820, 1419390, 1581606, 1640184, 1703268, 1757340, 1845207, 1892520, 2050230, 2108808, 2129085, 2433240, 2460276, 2636010, 2733640, 2838780, 3075345, 3163212, 3406536, 3514680, 3690414, 3954015, 4100460, 4258170, 4920552, 5272020, 5535621, 5677560, 6150690, 6326424, 7380828, 7908030, 8200920, 8516340, 9226035, 10544040, 11071242, 12301380, 14761656, 15816060, 17032680, 18452070, 22142484, 24602760, 27678105, 31632120, 36904140, 44284968, 55356210, 73808280, 110712420, 221424840]

約数ペア:

[(1, 221424840), (2, 110712420), (3, 73808280), (4, 55356210), (5, 44284968), (6, 36904140), (7, 31632120), (8, 27678105), (9, 24602760), (10, 22142484), (12, 18452070), (13, 17032680), (14, 15816060), (15, 14761656), (18, 12301380), (20, 11071242), (21, 10544040), (24, 9226035), (26, 8516340), (27, 8200920), (28, 7908030), (30, 7380828), (35, 6326424), (36, 6150690), (39, 5677560), (40, 5535621), (42, 5272020), (45, 4920552), (52, 4258170), (54, 4100460), (56, 3954015), (60, 3690414), (63, 3514680), (65, 3406536), (70, 3163212), (72, 3075345), (78, 2838780), (81, 2733640), (84, 2636010), (90, 2460276), (91, 2433240), (104, 2129085), (105, 2108808), (108, 2050230), (117, 1892520), (120, 1845207), (126, 1757340), (130, 1703268), (135, 1640184), (140, 1581606), (156, 1419390), (162, 1366820), (168, 1318005), (180, 1230138), (182, 1216620), (189, 1171560), (195, 1135512), (210, 1054404), (216, 1025115), (234, 946260), (252, 878670), (260, 851634), (270, 820092), (273, 811080), (280, 790803), (312, 709695), (315, 702936), (324, 683410), (351, 630840), (360, 615069), (364, 608310), (378, 585780), (390, 567756), (405, 546728), (420, 527202), (455, 486648), (468, 473130), (504, 439335), (520, 425817), (540, 410046), (546, 405540), (567, 390520), (585, 378504), (630, 351468), (648, 341705), (702, 315420), (728, 304155), (751, 294840), (756, 292890), (780, 283878), (810, 273364), (819, 270360), (840, 263601), (910, 243324), (936, 236565), (945, 234312), (1053, 210280), (1080, 205023), (1092, 202770), (1134, 195260), (1170, 189252), (1260, 175734), (1365, 162216), (1404, 157710), (1502, 147420), (1512, 146445), (1560, 141939), (1620, 136682), (1638, 135180), (1755, 126168), (1820, 121662), (1890, 117156), (2106, 105140), (2184, 101385), (2253, 98280), (2268, 97630), (2340, 94626), (2457, 90120), (2520, 87867), (2730, 81108), (2808, 78855), (2835, 78104), (3004, 73710), (3240, 68341), (3276, 67590), (3510, 63084), (3640, 60831), (3755, 58968), (3780, 58578), (4095, 54072), (4212, 52570), (4506, 49140), (4536, 48815), (4680, 47313), (4914, 45060), (5257, 42120), (5265, 42056), (5460, 40554), (5670, 39052), (6008, 36855), (6552, 33795), (6759, 32760), (7020, 31542), (7371, 30040), (7510, 29484), (7560, 29289), (8190, 27036), (8424, 26285), (9012, 24570), (9763, 22680), (9828, 22530), (10514, 21060), (10530, 21028), (10920, 20277), (11265, 19656), (11340, 19526), (12285, 18024), (13518, 16380), (14040, 15771), (14742, 15020)]