19157860680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{64609}}^1$

素因数の和:64983

約数の個数: 128

約数和(自身を含む): 65871187200

約数和(自身を除く): 46713326520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 353, 420, 706, 840, 1059, 1412, 1765, 2118, 2471, 2824, 3530, 4236, 4942, 5295, 7060, 7413, 8472, 9884, 10590, 12355, 14120, 14826, 19768, 21180, 24710, 29652, 37065, 42360, 49420, 59304, 64609, 74130, 98840, 129218, 148260, 193827, 258436, 296520, 323045, 387654, 452263, 516872, 646090, 775308, 904526, 969135, 1292180, 1356789, 1550616, 1809052, 1938270, 2261315, 2584360, 2713578, 3618104, 3876540, 4522630, 5427156, 6783945, 7753080, 9045260, 10854312, 13567890, 18090520, 22806977, 27135780, 45613954, 54271560, 68420931, 91227908, 114034885, 136841862, 159648839, 182455816, 228069770, 273683724, 319297678, 342104655, 456139540, 478946517, 547367448, 638595356, 684209310, 798244195, 912279080, 957893034, 1277190712, 1368418620, 1596488390, 1915786068, 2394732585, 2736837240, 3192976780, 3831572136, 4789465170, 6385953560, 9578930340, 19157860680]

約数ペア:

[(1, 19157860680), (2, 9578930340), (3, 6385953560), (4, 4789465170), (5, 3831572136), (6, 3192976780), (7, 2736837240), (8, 2394732585), (10, 1915786068), (12, 1596488390), (14, 1368418620), (15, 1277190712), (20, 957893034), (21, 912279080), (24, 798244195), (28, 684209310), (30, 638595356), (35, 547367448), (40, 478946517), (42, 456139540), (56, 342104655), (60, 319297678), (70, 273683724), (84, 228069770), (105, 182455816), (120, 159648839), (140, 136841862), (168, 114034885), (210, 91227908), (280, 68420931), (353, 54271560), (420, 45613954), (706, 27135780), (840, 22806977), (1059, 18090520), (1412, 13567890), (1765, 10854312), (2118, 9045260), (2471, 7753080), (2824, 6783945), (3530, 5427156), (4236, 4522630), (4942, 3876540), (5295, 3618104), (7060, 2713578), (7413, 2584360), (8472, 2261315), (9884, 1938270), (10590, 1809052), (12355, 1550616), (14120, 1356789), (14826, 1292180), (19768, 969135), (21180, 904526), (24710, 775308), (29652, 646090), (37065, 516872), (42360, 452263), (49420, 387654), (59304, 323045), (64609, 296520), (74130, 258436), (98840, 193827), (129218, 148260)]