73256720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 178083840

約数和(自身を除く): 104827120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 218, 248, 271, 310, 436, 496, 542, 545, 620, 872, 1084, 1090, 1240, 1355, 1744, 2168, 2180, 2480, 2710, 3379, 4336, 4360, 5420, 6758, 8401, 8720, 10840, 13516, 16802, 16895, 21680, 27032, 29539, 33604, 33790, 42005, 54064, 59078, 67208, 67580, 84010, 118156, 134416, 135160, 147695, 168020, 236312, 270320, 295390, 336040, 472624, 590780, 672080, 915709, 1181560, 1831418, 2363120, 3662836, 4578545, 7325672, 9157090, 14651344, 18314180, 36628360, 73256720]

約数ペア:

[(1, 73256720), (2, 36628360), (4, 18314180), (5, 14651344), (8, 9157090), (10, 7325672), (16, 4578545), (20, 3662836), (31, 2363120), (40, 1831418), (62, 1181560), (80, 915709), (109, 672080), (124, 590780), (155, 472624), (218, 336040), (248, 295390), (271, 270320), (310, 236312), (436, 168020), (496, 147695), (542, 135160), (545, 134416), (620, 118156), (872, 84010), (1084, 67580), (1090, 67208), (1240, 59078), (1355, 54064), (1744, 42005), (2168, 33790), (2180, 33604), (2480, 29539), (2710, 27032), (3379, 21680), (4336, 16895), (4360, 16802), (5420, 13516), (6758, 10840), (8401, 8720)]