1337165720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1861}}^1$

素因数の和:1977

約数の個数: 128

約数和(自身を含む): 3474938880

約数和(自身を除く): 2137773160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 71, 88, 92, 110, 115, 142, 184, 220, 230, 253, 284, 355, 440, 460, 506, 568, 710, 781, 920, 1012, 1265, 1420, 1562, 1633, 1861, 2024, 2530, 2840, 3124, 3266, 3722, 3905, 5060, 6248, 6532, 7444, 7810, 8165, 9305, 10120, 13064, 14888, 15620, 16330, 17963, 18610, 20471, 31240, 32660, 35926, 37220, 40942, 42803, 65320, 71852, 74440, 81884, 85606, 89815, 102355, 132131, 143704, 163768, 171212, 179630, 204710, 214015, 264262, 342424, 359260, 409420, 428030, 470833, 528524, 660655, 718520, 818840, 856060, 941666, 1057048, 1321310, 1453441, 1712120, 1883332, 2354165, 2642620, 2906882, 3039013, 3766664, 4708330, 5285240, 5813764, 6078026, 7267205, 9416660, 11627528, 12156052, 14534410, 15195065, 18833320, 24312104, 29068820, 30390130, 33429143, 58137640, 60780260, 66858286, 121560520, 133716572, 167145715, 267433144, 334291430, 668582860, 1337165720]

約数ペア:

[(1, 1337165720), (2, 668582860), (4, 334291430), (5, 267433144), (8, 167145715), (10, 133716572), (11, 121560520), (20, 66858286), (22, 60780260), (23, 58137640), (40, 33429143), (44, 30390130), (46, 29068820), (55, 24312104), (71, 18833320), (88, 15195065), (92, 14534410), (110, 12156052), (115, 11627528), (142, 9416660), (184, 7267205), (220, 6078026), (230, 5813764), (253, 5285240), (284, 4708330), (355, 3766664), (440, 3039013), (460, 2906882), (506, 2642620), (568, 2354165), (710, 1883332), (781, 1712120), (920, 1453441), (1012, 1321310), (1265, 1057048), (1420, 941666), (1562, 856060), (1633, 818840), (1861, 718520), (2024, 660655), (2530, 528524), (2840, 470833), (3124, 428030), (3266, 409420), (3722, 359260), (3905, 342424), (5060, 264262), (6248, 214015), (6532, 204710), (7444, 179630), (7810, 171212), (8165, 163768), (9305, 143704), (10120, 132131), (13064, 102355), (14888, 89815), (15620, 85606), (16330, 81884), (17963, 74440), (18610, 71852), (20471, 65320), (31240, 42803), (32660, 40942), (35926, 37220)]