201320840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:811

約数の個数: 128

約数和(自身を含む): 553512960

約数和(自身を除く): 352192120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 43, 46, 56, 70, 86, 92, 115, 140, 161, 172, 184, 215, 230, 280, 301, 322, 344, 430, 460, 602, 644, 727, 805, 860, 920, 989, 1204, 1288, 1454, 1505, 1610, 1720, 1978, 2408, 2908, 3010, 3220, 3635, 3956, 4945, 5089, 5816, 6020, 6440, 6923, 7270, 7912, 9890, 10178, 12040, 13846, 14540, 16721, 19780, 20356, 25445, 27692, 29080, 31261, 33442, 34615, 39560, 40712, 50890, 55384, 62522, 66884, 69230, 83605, 101780, 117047, 125044, 133768, 138460, 156305, 167210, 203560, 218827, 234094, 250088, 276920, 312610, 334420, 437654, 468188, 585235, 625220, 668840, 719003, 875308, 936376, 1094135, 1170470, 1250440, 1438006, 1750616, 2188270, 2340940, 2876012, 3595015, 4376540, 4681880, 5033021, 5752024, 7190030, 8753080, 10066042, 14380060, 20132084, 25165105, 28760120, 40264168, 50330210, 100660420, 201320840]

約数ペア:

[(1, 201320840), (2, 100660420), (4, 50330210), (5, 40264168), (7, 28760120), (8, 25165105), (10, 20132084), (14, 14380060), (20, 10066042), (23, 8753080), (28, 7190030), (35, 5752024), (40, 5033021), (43, 4681880), (46, 4376540), (56, 3595015), (70, 2876012), (86, 2340940), (92, 2188270), (115, 1750616), (140, 1438006), (161, 1250440), (172, 1170470), (184, 1094135), (215, 936376), (230, 875308), (280, 719003), (301, 668840), (322, 625220), (344, 585235), (430, 468188), (460, 437654), (602, 334420), (644, 312610), (727, 276920), (805, 250088), (860, 234094), (920, 218827), (989, 203560), (1204, 167210), (1288, 156305), (1454, 138460), (1505, 133768), (1610, 125044), (1720, 117047), (1978, 101780), (2408, 83605), (2908, 69230), (3010, 66884), (3220, 62522), (3635, 55384), (3956, 50890), (4945, 40712), (5089, 39560), (5816, 34615), (6020, 33442), (6440, 31261), (6923, 29080), (7270, 27692), (7912, 25445), (9890, 20356), (10178, 19780), (12040, 16721), (13846, 14540)]