87219720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 256

約数和(自身を含む): 338688000

約数和(自身を除く): 251468280

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, 63, 70, 72, 83, 84, 90, 105, 108, 120, 126, 135, 139, 140, 166, 168, 180, 189, 210, 216, 249, 252, 270, 278, 280, 315, 332, 360, 378, 415, 417, 420, 498, 504, 540, 556, 581, 630, 664, 695, 747, 756, 830, 834, 840, 945, 973, 996, 1080, 1112, 1162, 1245, 1251, 1260, 1390, 1494, 1512, 1660, 1668, 1743, 1890, 1946, 1992, 2085, 2241, 2324, 2490, 2502, 2520, 2780, 2905, 2919, 2988, 3320, 3336, 3486, 3735, 3753, 3780, 3892, 4170, 4482, 4648, 4865, 4980, 5004, 5229, 5560, 5810, 5838, 5976, 6255, 6972, 7470, 7506, 7560, 7784, 8340, 8715, 8757, 8964, 9730, 9960, 10008, 10458, 11205, 11537, 11620, 11676, 12510, 13944, 14595, 14940, 15012, 15687, 16680, 17430, 17514, 17928, 18765, 19460, 20916, 22410, 23074, 23240, 23352, 25020, 26145, 26271, 29190, 29880, 30024, 31374, 34611, 34860, 35028, 37530, 38920, 41832, 43785, 44820, 46148, 50040, 52290, 52542, 57685, 58380, 62748, 69222, 69720, 70056, 75060, 78435, 80759, 87570, 89640, 92296, 103833, 104580, 105084, 115370, 116760, 125496, 131355, 138444, 150120, 156870, 161518, 173055, 175140, 207666, 209160, 210168, 230740, 242277, 262710, 276888, 311499, 313740, 323036, 346110, 350280, 403795, 415332, 461480, 484554, 519165, 525420, 622998, 627480, 646072, 692220, 726831, 807590, 830664, 969108, 1038330, 1050840, 1211385, 1245996, 1384440, 1453662, 1557495, 1615180, 1938216, 2076660, 2180493, 2422770, 2491992, 2907324, 3114990, 3230360, 3634155, 4153320, 4360986, 4845540, 5814648, 6229980, 7268310, 8721972, 9691080, 10902465, 12459960, 14536620, 17443944, 21804930, 29073240, 43609860, 87219720]

約数ペア:

[(1, 87219720), (2, 43609860), (3, 29073240), (4, 21804930), (5, 17443944), (6, 14536620), (7, 12459960), (8, 10902465), (9, 9691080), (10, 8721972), (12, 7268310), (14, 6229980), (15, 5814648), (18, 4845540), (20, 4360986), (21, 4153320), (24, 3634155), (27, 3230360), (28, 3114990), (30, 2907324), (35, 2491992), (36, 2422770), (40, 2180493), (42, 2076660), (45, 1938216), (54, 1615180), (56, 1557495), (60, 1453662), (63, 1384440), (70, 1245996), (72, 1211385), (83, 1050840), (84, 1038330), (90, 969108), (105, 830664), (108, 807590), (120, 726831), (126, 692220), (135, 646072), (139, 627480), (140, 622998), (166, 525420), (168, 519165), (180, 484554), (189, 461480), (210, 415332), (216, 403795), (249, 350280), (252, 346110), (270, 323036), (278, 313740), (280, 311499), (315, 276888), (332, 262710), (360, 242277), (378, 230740), (415, 210168), (417, 209160), (420, 207666), (498, 175140), (504, 173055), (540, 161518), (556, 156870), (581, 150120), (630, 138444), (664, 131355), (695, 125496), (747, 116760), (756, 115370), (830, 105084), (834, 104580), (840, 103833), (945, 92296), (973, 89640), (996, 87570), (1080, 80759), (1112, 78435), (1162, 75060), (1245, 70056), (1251, 69720), (1260, 69222), (1390, 62748), (1494, 58380), (1512, 57685), (1660, 52542), (1668, 52290), (1743, 50040), (1890, 46148), (1946, 44820), (1992, 43785), (2085, 41832), (2241, 38920), (2324, 37530), (2490, 35028), (2502, 34860), (2520, 34611), (2780, 31374), (2905, 30024), (2919, 29880), (2988, 29190), (3320, 26271), (3336, 26145), (3486, 25020), (3735, 23352), (3753, 23240), (3780, 23074), (3892, 22410), (4170, 20916), (4482, 19460), (4648, 18765), (4865, 17928), (4980, 17514), (5004, 17430), (5229, 16680), (5560, 15687), (5810, 15012), (5838, 14940), (5976, 14595), (6255, 13944), (6972, 12510), (7470, 11676), (7506, 11620), (7560, 11537), (7784, 11205), (8340, 10458), (8715, 10008), (8757, 9960), (8964, 9730)]