128188560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6761}}^1$

素因数の和:6856

約数の個数: 80

約数和(自身を含む): 402474240

約数和(自身を除く): 274285680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 6761, 9480, 13522, 18960, 20283, 27044, 33805, 40566, 54088, 67610, 81132, 101415, 108176, 135220, 162264, 202830, 270440, 324528, 405660, 534119, 540880, 811320, 1068238, 1602357, 1622640, 2136476, 2670595, 3204714, 4272952, 5341190, 6409428, 8011785, 8545904, 10682380, 12818856, 16023570, 21364760, 25637712, 32047140, 42729520, 64094280, 128188560]

約数ペア:

[(1, 128188560), (2, 64094280), (3, 42729520), (4, 32047140), (5, 25637712), (6, 21364760), (8, 16023570), (10, 12818856), (12, 10682380), (15, 8545904), (16, 8011785), (20, 6409428), (24, 5341190), (30, 4272952), (40, 3204714), (48, 2670595), (60, 2136476), (79, 1622640), (80, 1602357), (120, 1068238), (158, 811320), (237, 540880), (240, 534119), (316, 405660), (395, 324528), (474, 270440), (632, 202830), (790, 162264), (948, 135220), (1185, 108176), (1264, 101415), (1580, 81132), (1896, 67610), (2370, 54088), (3160, 40566), (3792, 33805), (4740, 27044), (6320, 20283), (6761, 18960), (9480, 13522)]