181235880

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 320

約数和(自身を含む): 712990080

約数和(自身を除く): 531754200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 61, 63, 70, 72, 81, 84, 90, 105, 108, 120, 122, 126, 131, 135, 140, 162, 168, 180, 183, 189, 210, 216, 244, 252, 262, 270, 280, 305, 315, 324, 360, 366, 378, 393, 405, 420, 427, 488, 504, 524, 540, 549, 567, 610, 630, 648, 655, 732, 756, 786, 810, 840, 854, 915, 917, 945, 1048, 1080, 1098, 1134, 1179, 1220, 1260, 1281, 1310, 1464, 1512, 1572, 1620, 1647, 1708, 1830, 1834, 1890, 1965, 2135, 2196, 2268, 2358, 2440, 2520, 2562, 2620, 2745, 2751, 2835, 3144, 3240, 3294, 3416, 3537, 3660, 3668, 3780, 3843, 3930, 4270, 4392, 4536, 4585, 4716, 4941, 5124, 5240, 5490, 5502, 5670, 5895, 6405, 6588, 7074, 7320, 7336, 7560, 7686, 7860, 7991, 8235, 8253, 8540, 9170, 9432, 9882, 10248, 10611, 10980, 11004, 11340, 11529, 11790, 12810, 13176, 13755, 14148, 15372, 15720, 15982, 16470, 16506, 17080, 17685, 18340, 19215, 19764, 21222, 21960, 22008, 22680, 23058, 23580, 23973, 24705, 24759, 25620, 27510, 28296, 30744, 31964, 32940, 33012, 34587, 35370, 36680, 38430, 39528, 39955, 41265, 42444, 46116, 47160, 47946, 49410, 49518, 51240, 53055, 55020, 55937, 57645, 63928, 65880, 66024, 69174, 70740, 71919, 74277, 76860, 79910, 82530, 84888, 92232, 95892, 98820, 99036, 106110, 110040, 111874, 115290, 119865, 123795, 138348, 141480, 143838, 148554, 153720, 159820, 165060, 167811, 172935, 191784, 197640, 198072, 212220, 215757, 223748, 230580, 239730, 247590, 276696, 279685, 287676, 297108, 319640, 330120, 335622, 345870, 359595, 371385, 424440, 431514, 447496, 461160, 479460, 495180, 503433, 559370, 575352, 594216, 647271, 671244, 691740, 719190, 742770, 839055, 863028, 958920, 990360, 1006866, 1078785, 1118740, 1294542, 1342488, 1383480, 1438380, 1485540, 1510299, 1678110, 1726056, 2013732, 2157570, 2237480, 2517165, 2589084, 2876760, 2971080, 3020598, 3236355, 3356220, 4027464, 4315140, 4530897, 5034330, 5178168, 6041196, 6472710, 6712440, 7551495, 8630280, 9061794, 10068660, 12082392, 12945420, 15102990, 18123588, 20137320, 22654485, 25890840, 30205980, 36247176, 45308970, 60411960, 90617940, 181235880]

約数ペア:

[(1, 181235880), (2, 90617940), (3, 60411960), (4, 45308970), (5, 36247176), (6, 30205980), (7, 25890840), (8, 22654485), (9, 20137320), (10, 18123588), (12, 15102990), (14, 12945420), (15, 12082392), (18, 10068660), (20, 9061794), (21, 8630280), (24, 7551495), (27, 6712440), (28, 6472710), (30, 6041196), (35, 5178168), (36, 5034330), (40, 4530897), (42, 4315140), (45, 4027464), (54, 3356220), (56, 3236355), (60, 3020598), (61, 2971080), (63, 2876760), (70, 2589084), (72, 2517165), (81, 2237480), (84, 2157570), (90, 2013732), (105, 1726056), (108, 1678110), (120, 1510299), (122, 1485540), (126, 1438380), (131, 1383480), (135, 1342488), (140, 1294542), (162, 1118740), (168, 1078785), (180, 1006866), (183, 990360), (189, 958920), (210, 863028), (216, 839055), (244, 742770), (252, 719190), (262, 691740), (270, 671244), (280, 647271), (305, 594216), (315, 575352), (324, 559370), (360, 503433), (366, 495180), (378, 479460), (393, 461160), (405, 447496), (420, 431514), (427, 424440), (488, 371385), (504, 359595), (524, 345870), (540, 335622), (549, 330120), (567, 319640), (610, 297108), (630, 287676), (648, 279685), (655, 276696), (732, 247590), (756, 239730), (786, 230580), (810, 223748), (840, 215757), (854, 212220), (915, 198072), (917, 197640), (945, 191784), (1048, 172935), (1080, 167811), (1098, 165060), (1134, 159820), (1179, 153720), (1220, 148554), (1260, 143838), (1281, 141480), (1310, 138348), (1464, 123795), (1512, 119865), (1572, 115290), (1620, 111874), (1647, 110040), (1708, 106110), (1830, 99036), (1834, 98820), (1890, 95892), (1965, 92232), (2135, 84888), (2196, 82530), (2268, 79910), (2358, 76860), (2440, 74277), (2520, 71919), (2562, 70740), (2620, 69174), (2745, 66024), (2751, 65880), (2835, 63928), (3144, 57645), (3240, 55937), (3294, 55020), (3416, 53055), (3537, 51240), (3660, 49518), (3668, 49410), (3780, 47946), (3843, 47160), (3930, 46116), (4270, 42444), (4392, 41265), (4536, 39955), (4585, 39528), (4716, 38430), (4941, 36680), (5124, 35370), (5240, 34587), (5490, 33012), (5502, 32940), (5670, 31964), (5895, 30744), (6405, 28296), (6588, 27510), (7074, 25620), (7320, 24759), (7336, 24705), (7560, 23973), (7686, 23580), (7860, 23058), (7991, 22680), (8235, 22008), (8253, 21960), (8540, 21222), (9170, 19764), (9432, 19215), (9882, 18340), (10248, 17685), (10611, 17080), (10980, 16506), (11004, 16470), (11340, 15982), (11529, 15720), (11790, 15372), (12810, 14148), (13176, 13755)]