1819087020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4937}}^1$

素因数の和:5064

約数の個数: 144

約数和(自身を含む): 5823679680

約数和(自身を除く): 4004592660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 89, 90, 92, 115, 138, 178, 180, 207, 230, 267, 276, 345, 356, 414, 445, 460, 534, 690, 801, 828, 890, 1035, 1068, 1335, 1380, 1602, 1780, 2047, 2070, 2670, 3204, 4005, 4094, 4140, 4937, 5340, 6141, 8010, 8188, 9874, 10235, 12282, 14811, 16020, 18423, 19748, 20470, 24564, 24685, 29622, 30705, 36846, 40940, 44433, 49370, 59244, 61410, 73692, 74055, 88866, 92115, 98740, 113551, 122820, 148110, 177732, 184230, 222165, 227102, 296220, 340653, 368460, 439393, 444330, 454204, 567755, 681306, 878786, 888660, 1021959, 1135510, 1318179, 1362612, 1703265, 1757572, 2043918, 2196965, 2271020, 2636358, 3406530, 3954537, 4087836, 4393930, 5109795, 5272716, 6590895, 6813060, 7909074, 8787860, 10106039, 10219590, 13181790, 15818148, 19772685, 20212078, 20439180, 26363580, 30318117, 39545370, 40424156, 50530195, 60636234, 79090740, 90954351, 101060390, 121272468, 151590585, 181908702, 202120780, 303181170, 363817404, 454771755, 606362340, 909543510, 1819087020]

約数ペア:

[(1, 1819087020), (2, 909543510), (3, 606362340), (4, 454771755), (5, 363817404), (6, 303181170), (9, 202120780), (10, 181908702), (12, 151590585), (15, 121272468), (18, 101060390), (20, 90954351), (23, 79090740), (30, 60636234), (36, 50530195), (45, 40424156), (46, 39545370), (60, 30318117), (69, 26363580), (89, 20439180), (90, 20212078), (92, 19772685), (115, 15818148), (138, 13181790), (178, 10219590), (180, 10106039), (207, 8787860), (230, 7909074), (267, 6813060), (276, 6590895), (345, 5272716), (356, 5109795), (414, 4393930), (445, 4087836), (460, 3954537), (534, 3406530), (690, 2636358), (801, 2271020), (828, 2196965), (890, 2043918), (1035, 1757572), (1068, 1703265), (1335, 1362612), (1380, 1318179), (1602, 1135510), (1780, 1021959), (2047, 888660), (2070, 878786), (2670, 681306), (3204, 567755), (4005, 454204), (4094, 444330), (4140, 439393), (4937, 368460), (5340, 340653), (6141, 296220), (8010, 227102), (8188, 222165), (9874, 184230), (10235, 177732), (12282, 148110), (14811, 122820), (16020, 113551), (18423, 98740), (19748, 92115), (20470, 88866), (24564, 74055), (24685, 73692), (29622, 61410), (30705, 59244), (36846, 49370), (40940, 44433)]