139936480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 346187520

約数和(自身を除く): 206251040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 89, 124, 155, 160, 178, 248, 310, 317, 356, 445, 496, 620, 634, 712, 890, 992, 1240, 1268, 1424, 1585, 1780, 2480, 2536, 2759, 2848, 3170, 3560, 4960, 5072, 5518, 6340, 7120, 9827, 10144, 11036, 12680, 13795, 14240, 19654, 22072, 25360, 27590, 28213, 39308, 44144, 49135, 50720, 55180, 56426, 78616, 88288, 98270, 110360, 112852, 141065, 157232, 196540, 220720, 225704, 282130, 314464, 393080, 441440, 451408, 564260, 786160, 874603, 902816, 1128520, 1572320, 1749206, 2257040, 3498412, 4373015, 4514080, 6996824, 8746030, 13993648, 17492060, 27987296, 34984120, 69968240, 139936480]

約数ペア:

[(1, 139936480), (2, 69968240), (4, 34984120), (5, 27987296), (8, 17492060), (10, 13993648), (16, 8746030), (20, 6996824), (31, 4514080), (32, 4373015), (40, 3498412), (62, 2257040), (80, 1749206), (89, 1572320), (124, 1128520), (155, 902816), (160, 874603), (178, 786160), (248, 564260), (310, 451408), (317, 441440), (356, 393080), (445, 314464), (496, 282130), (620, 225704), (634, 220720), (712, 196540), (890, 157232), (992, 141065), (1240, 112852), (1268, 110360), (1424, 98270), (1585, 88288), (1780, 78616), (2480, 56426), (2536, 55180), (2759, 50720), (2848, 49135), (3170, 44144), (3560, 39308), (4960, 28213), (5072, 27590), (5518, 25360), (6340, 22072), (7120, 19654), (9827, 14240), (10144, 13795), (11036, 12680)]