638291220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{11093}}^1$

素因数の和:11249

約数の個数: 96

約数和(自身を含む): 2057626368

約数和(自身を除く): 1419335148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 137, 140, 210, 274, 411, 420, 548, 685, 822, 959, 1370, 1644, 1918, 2055, 2740, 2877, 3836, 4110, 4795, 5754, 8220, 9590, 11093, 11508, 14385, 19180, 22186, 28770, 33279, 44372, 55465, 57540, 66558, 77651, 110930, 133116, 155302, 166395, 221860, 232953, 310604, 332790, 388255, 465906, 665580, 776510, 931812, 1164765, 1519741, 1553020, 2329530, 3039482, 4559223, 4659060, 6078964, 7598705, 9118446, 10638187, 15197410, 18236892, 21276374, 22796115, 30394820, 31914561, 42552748, 45592230, 53190935, 63829122, 91184460, 106381870, 127658244, 159572805, 212763740, 319145610, 638291220]

約数ペア:

[(1, 638291220), (2, 319145610), (3, 212763740), (4, 159572805), (5, 127658244), (6, 106381870), (7, 91184460), (10, 63829122), (12, 53190935), (14, 45592230), (15, 42552748), (20, 31914561), (21, 30394820), (28, 22796115), (30, 21276374), (35, 18236892), (42, 15197410), (60, 10638187), (70, 9118446), (84, 7598705), (105, 6078964), (137, 4659060), (140, 4559223), (210, 3039482), (274, 2329530), (411, 1553020), (420, 1519741), (548, 1164765), (685, 931812), (822, 776510), (959, 665580), (1370, 465906), (1644, 388255), (1918, 332790), (2055, 310604), (2740, 232953), (2877, 221860), (3836, 166395), (4110, 155302), (4795, 133116), (5754, 110930), (8220, 77651), (9590, 66558), (11093, 57540), (11508, 55465), (14385, 44372), (19180, 33279), (22186, 28770)]