64921680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1$

素因数の和:2493

約数の個数: 120

約数和(自身を含む): 224013192

約数和(自身を除く): 159091512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1332, 1480, 1665, 1776, 2220, 2437, 2664, 2960, 3330, 4440, 4874, 5328, 6660, 7311, 8880, 9748, 12185, 13320, 14622, 19496, 21933, 24370, 26640, 29244, 36555, 38992, 43866, 48740, 58488, 73110, 87732, 90169, 97480, 109665, 116976, 146220, 175464, 180338, 194960, 219330, 270507, 292440, 350928, 360676, 438660, 450845, 541014, 584880, 721352, 811521, 877320, 901690, 1082028, 1352535, 1442704, 1623042, 1754640, 1803380, 2164056, 2705070, 3246084, 3606760, 4057605, 4328112, 5410140, 6492168, 7213520, 8115210, 10820280, 12984336, 16230420, 21640560, 32460840, 64921680]

約数ペア:

[(1, 64921680), (2, 32460840), (3, 21640560), (4, 16230420), (5, 12984336), (6, 10820280), (8, 8115210), (9, 7213520), (10, 6492168), (12, 5410140), (15, 4328112), (16, 4057605), (18, 3606760), (20, 3246084), (24, 2705070), (30, 2164056), (36, 1803380), (37, 1754640), (40, 1623042), (45, 1442704), (48, 1352535), (60, 1082028), (72, 901690), (74, 877320), (80, 811521), (90, 721352), (111, 584880), (120, 541014), (144, 450845), (148, 438660), (180, 360676), (185, 350928), (222, 292440), (240, 270507), (296, 219330), (333, 194960), (360, 180338), (370, 175464), (444, 146220), (555, 116976), (592, 109665), (666, 97480), (720, 90169), (740, 87732), (888, 73110), (1110, 58488), (1332, 48740), (1480, 43866), (1665, 38992), (1776, 36555), (2220, 29244), (2437, 26640), (2664, 24370), (2960, 21933), (3330, 19496), (4440, 14622), (4874, 13320), (5328, 12185), (6660, 9748), (7311, 8880)]