121819600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:477

約数の個数: 120

約数和(自身を含む): 337964480

約数和(自身を除く): 216144880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 139, 140, 175, 200, 278, 280, 313, 350, 400, 556, 560, 626, 695, 700, 973, 1112, 1252, 1390, 1400, 1565, 1946, 2191, 2224, 2504, 2780, 2800, 3130, 3475, 3892, 4382, 4865, 5008, 5560, 6260, 6950, 7784, 7825, 8764, 9730, 10955, 11120, 12520, 13900, 15568, 15650, 17528, 19460, 21910, 24325, 25040, 27800, 31300, 35056, 38920, 43507, 43820, 48650, 54775, 55600, 62600, 77840, 87014, 87640, 97300, 109550, 125200, 174028, 175280, 194600, 217535, 219100, 304549, 348056, 389200, 435070, 438200, 609098, 696112, 870140, 876400, 1087675, 1218196, 1522745, 1740280, 2175350, 2436392, 3045490, 3480560, 4350700, 4872784, 6090980, 7613725, 8701400, 12181960, 15227450, 17402800, 24363920, 30454900, 60909800, 121819600]

約数ペア:

[(1, 121819600), (2, 60909800), (4, 30454900), (5, 24363920), (7, 17402800), (8, 15227450), (10, 12181960), (14, 8701400), (16, 7613725), (20, 6090980), (25, 4872784), (28, 4350700), (35, 3480560), (40, 3045490), (50, 2436392), (56, 2175350), (70, 1740280), (80, 1522745), (100, 1218196), (112, 1087675), (139, 876400), (140, 870140), (175, 696112), (200, 609098), (278, 438200), (280, 435070), (313, 389200), (350, 348056), (400, 304549), (556, 219100), (560, 217535), (626, 194600), (695, 175280), (700, 174028), (973, 125200), (1112, 109550), (1252, 97300), (1390, 87640), (1400, 87014), (1565, 77840), (1946, 62600), (2191, 55600), (2224, 54775), (2504, 48650), (2780, 43820), (2800, 43507), (3130, 38920), (3475, 35056), (3892, 31300), (4382, 27800), (4865, 25040), (5008, 24325), (5560, 21910), (6260, 19460), (6950, 17528), (7784, 15650), (7825, 15568), (8764, 13900), (9730, 12520), (10955, 11120)]