13304418440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{547}}^1$

素因数の和:859

約数の個数: 128

約数和(自身を含む): 31249152000

約数和(自身を除く): 17944733560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 179, 215, 316, 344, 358, 395, 430, 547, 632, 716, 790, 860, 895, 1094, 1432, 1580, 1720, 1790, 2188, 2735, 3160, 3397, 3580, 4376, 5470, 6794, 7160, 7697, 10940, 13588, 14141, 15394, 16985, 21880, 23521, 27176, 28282, 30788, 33970, 38485, 43213, 47042, 56564, 61576, 67940, 70705, 76970, 86426, 94084, 97913, 113128, 117605, 135880, 141410, 153940, 172852, 188168, 195826, 216065, 235210, 282820, 307880, 345704, 391652, 432130, 470420, 489565, 565640, 608063, 783304, 864260, 940840, 979130, 1216126, 1728520, 1858159, 1958260, 2432252, 3040315, 3716318, 3916520, 4210259, 4864504, 6080630, 7432636, 7735127, 8420518, 9290795, 12161260, 14865272, 15470254, 16841036, 18581590, 21051295, 24322520, 30940508, 33682072, 37163180, 38675635, 42102590, 61881016, 74326360, 77351270, 84205180, 154702540, 168410360, 309405080, 332610461, 665220922, 1330441844, 1663052305, 2660883688, 3326104610, 6652209220, 13304418440]

約数ペア:

[(1, 13304418440), (2, 6652209220), (4, 3326104610), (5, 2660883688), (8, 1663052305), (10, 1330441844), (20, 665220922), (40, 332610461), (43, 309405080), (79, 168410360), (86, 154702540), (158, 84205180), (172, 77351270), (179, 74326360), (215, 61881016), (316, 42102590), (344, 38675635), (358, 37163180), (395, 33682072), (430, 30940508), (547, 24322520), (632, 21051295), (716, 18581590), (790, 16841036), (860, 15470254), (895, 14865272), (1094, 12161260), (1432, 9290795), (1580, 8420518), (1720, 7735127), (1790, 7432636), (2188, 6080630), (2735, 4864504), (3160, 4210259), (3397, 3916520), (3580, 3716318), (4376, 3040315), (5470, 2432252), (6794, 1958260), (7160, 1858159), (7697, 1728520), (10940, 1216126), (13588, 979130), (14141, 940840), (15394, 864260), (16985, 783304), (21880, 608063), (23521, 565640), (27176, 489565), (28282, 470420), (30788, 432130), (33970, 391652), (38485, 345704), (43213, 307880), (47042, 282820), (56564, 235210), (61576, 216065), (67940, 195826), (70705, 188168), (76970, 172852), (86426, 153940), (94084, 141410), (97913, 135880), (113128, 117605)]