289780476

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 719961984

約数和(自身を除く): 430181508

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 151, 228, 302, 361, 443, 453, 604, 722, 886, 906, 1083, 1329, 1444, 1772, 1812, 2166, 2658, 2869, 4332, 5316, 5738, 8417, 8607, 11476, 16834, 17214, 25251, 33668, 34428, 50502, 54511, 66893, 101004, 109022, 133786, 159923, 163533, 200679, 218044, 267572, 319846, 327066, 401358, 479769, 639692, 654132, 802716, 959538, 1270967, 1919076, 2541934, 3812901, 5083868, 7625802, 15251604, 24148373, 48296746, 72445119, 96593492, 144890238, 289780476]

約数ペア:

[(1, 289780476), (2, 144890238), (3, 96593492), (4, 72445119), (6, 48296746), (12, 24148373), (19, 15251604), (38, 7625802), (57, 5083868), (76, 3812901), (114, 2541934), (151, 1919076), (228, 1270967), (302, 959538), (361, 802716), (443, 654132), (453, 639692), (604, 479769), (722, 401358), (886, 327066), (906, 319846), (1083, 267572), (1329, 218044), (1444, 200679), (1772, 163533), (1812, 159923), (2166, 133786), (2658, 109022), (2869, 101004), (4332, 66893), (5316, 54511), (5738, 50502), (8417, 34428), (8607, 33668), (11476, 25251), (16834, 17214)]