54580540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 148538880

約数和(自身を除く): 93958340

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 71, 76, 85, 95, 119, 133, 140, 142, 170, 190, 238, 266, 284, 289, 323, 340, 355, 380, 476, 497, 532, 578, 595, 646, 665, 710, 994, 1156, 1190, 1207, 1292, 1330, 1349, 1420, 1445, 1615, 1988, 2023, 2261, 2380, 2414, 2485, 2660, 2698, 2890, 3230, 4046, 4522, 4828, 4970, 5396, 5491, 5780, 6035, 6460, 6745, 8092, 8449, 9044, 9443, 9940, 10115, 10982, 11305, 12070, 13490, 16898, 18886, 20230, 20519, 21964, 22610, 22933, 24140, 26980, 27455, 33796, 37772, 38437, 40460, 41038, 42245, 45220, 45866, 47215, 54910, 76874, 82076, 84490, 91732, 94430, 102595, 109820, 114665, 143633, 153748, 160531, 168980, 188860, 192185, 205190, 229330, 287266, 321062, 384370, 389861, 410380, 458660, 574532, 642124, 718165, 768740, 779722, 802655, 1436330, 1559444, 1605310, 1949305, 2729027, 2872660, 3210620, 3898610, 5458054, 7797220, 10916108, 13645135, 27290270, 54580540]

約数ペア:

[(1, 54580540), (2, 27290270), (4, 13645135), (5, 10916108), (7, 7797220), (10, 5458054), (14, 3898610), (17, 3210620), (19, 2872660), (20, 2729027), (28, 1949305), (34, 1605310), (35, 1559444), (38, 1436330), (68, 802655), (70, 779722), (71, 768740), (76, 718165), (85, 642124), (95, 574532), (119, 458660), (133, 410380), (140, 389861), (142, 384370), (170, 321062), (190, 287266), (238, 229330), (266, 205190), (284, 192185), (289, 188860), (323, 168980), (340, 160531), (355, 153748), (380, 143633), (476, 114665), (497, 109820), (532, 102595), (578, 94430), (595, 91732), (646, 84490), (665, 82076), (710, 76874), (994, 54910), (1156, 47215), (1190, 45866), (1207, 45220), (1292, 42245), (1330, 41038), (1349, 40460), (1420, 38437), (1445, 37772), (1615, 33796), (1988, 27455), (2023, 26980), (2261, 24140), (2380, 22933), (2414, 22610), (2485, 21964), (2660, 20519), (2698, 20230), (2890, 18886), (3230, 16898), (4046, 13490), (4522, 12070), (4828, 11305), (4970, 10982), (5396, 10115), (5491, 9940), (5780, 9443), (6035, 9044), (6460, 8449), (6745, 8092)]