80389260

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 288

約数和(自身を含む): 308206080

約数和(自身を除く): 227816820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 81, 84, 85, 90, 102, 105, 108, 119, 126, 135, 139, 140, 153, 162, 170, 180, 189, 204, 210, 238, 243, 252, 255, 270, 278, 306, 315, 324, 340, 357, 378, 405, 417, 420, 459, 476, 486, 510, 540, 556, 567, 595, 612, 630, 695, 714, 756, 765, 810, 834, 918, 945, 972, 973, 1020, 1071, 1134, 1190, 1215, 1251, 1260, 1377, 1390, 1428, 1530, 1620, 1668, 1701, 1785, 1836, 1890, 1946, 2085, 2142, 2268, 2295, 2363, 2380, 2430, 2502, 2754, 2780, 2835, 2919, 3060, 3213, 3402, 3570, 3753, 3780, 3892, 4131, 4170, 4284, 4590, 4726, 4860, 4865, 5004, 5355, 5508, 5670, 5838, 6255, 6426, 6804, 6885, 7089, 7140, 7506, 8262, 8340, 8505, 8757, 9180, 9452, 9639, 9730, 10710, 11259, 11340, 11676, 11815, 12510, 12852, 13770, 14178, 14595, 15012, 16065, 16524, 16541, 17010, 17514, 18765, 19278, 19460, 20655, 21267, 21420, 22518, 23630, 25020, 26271, 27540, 28356, 28917, 29190, 32130, 33082, 33777, 34020, 35028, 35445, 37530, 38556, 41310, 42534, 43785, 45036, 47260, 48195, 49623, 52542, 56295, 57834, 58380, 63801, 64260, 66164, 67554, 70890, 75060, 78813, 82620, 82705, 85068, 87570, 96390, 99246, 105084, 106335, 112590, 115668, 127602, 131355, 135108, 141780, 144585, 148869, 157626, 165410, 168885, 175140, 191403, 192780, 198492, 212670, 225180, 236439, 248115, 255204, 262710, 289170, 297738, 315252, 319005, 330820, 337770, 382806, 394065, 425340, 446607, 472878, 496230, 525420, 574209, 578340, 595476, 638010, 675540, 744345, 765612, 788130, 893214, 945756, 957015, 992460, 1148418, 1182195, 1276020, 1339821, 1488690, 1576260, 1786428, 1914030, 2233035, 2296836, 2364390, 2679642, 2871045, 2977380, 3828060, 4019463, 4466070, 4728780, 5359284, 5742090, 6699105, 8038926, 8932140, 11484180, 13398210, 16077852, 20097315, 26796420, 40194630, 80389260]

約数ペア:

[(1, 80389260), (2, 40194630), (3, 26796420), (4, 20097315), (5, 16077852), (6, 13398210), (7, 11484180), (9, 8932140), (10, 8038926), (12, 6699105), (14, 5742090), (15, 5359284), (17, 4728780), (18, 4466070), (20, 4019463), (21, 3828060), (27, 2977380), (28, 2871045), (30, 2679642), (34, 2364390), (35, 2296836), (36, 2233035), (42, 1914030), (45, 1786428), (51, 1576260), (54, 1488690), (60, 1339821), (63, 1276020), (68, 1182195), (70, 1148418), (81, 992460), (84, 957015), (85, 945756), (90, 893214), (102, 788130), (105, 765612), (108, 744345), (119, 675540), (126, 638010), (135, 595476), (139, 578340), (140, 574209), (153, 525420), (162, 496230), (170, 472878), (180, 446607), (189, 425340), (204, 394065), (210, 382806), (238, 337770), (243, 330820), (252, 319005), (255, 315252), (270, 297738), (278, 289170), (306, 262710), (315, 255204), (324, 248115), (340, 236439), (357, 225180), (378, 212670), (405, 198492), (417, 192780), (420, 191403), (459, 175140), (476, 168885), (486, 165410), (510, 157626), (540, 148869), (556, 144585), (567, 141780), (595, 135108), (612, 131355), (630, 127602), (695, 115668), (714, 112590), (756, 106335), (765, 105084), (810, 99246), (834, 96390), (918, 87570), (945, 85068), (972, 82705), (973, 82620), (1020, 78813), (1071, 75060), (1134, 70890), (1190, 67554), (1215, 66164), (1251, 64260), (1260, 63801), (1377, 58380), (1390, 57834), (1428, 56295), (1530, 52542), (1620, 49623), (1668, 48195), (1701, 47260), (1785, 45036), (1836, 43785), (1890, 42534), (1946, 41310), (2085, 38556), (2142, 37530), (2268, 35445), (2295, 35028), (2363, 34020), (2380, 33777), (2430, 33082), (2502, 32130), (2754, 29190), (2780, 28917), (2835, 28356), (2919, 27540), (3060, 26271), (3213, 25020), (3402, 23630), (3570, 22518), (3753, 21420), (3780, 21267), (3892, 20655), (4131, 19460), (4170, 19278), (4284, 18765), (4590, 17514), (4726, 17010), (4860, 16541), (4865, 16524), (5004, 16065), (5355, 15012), (5508, 14595), (5670, 14178), (5838, 13770), (6255, 12852), (6426, 12510), (6804, 11815), (6885, 11676), (7089, 11340), (7140, 11259), (7506, 10710), (8262, 9730), (8340, 9639), (8505, 9452), (8757, 9180)]