420131724

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^2$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 1051391040

約数和(自身を除く): 631259316

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 83, 114, 149, 166, 228, 249, 298, 332, 447, 498, 596, 894, 996, 1577, 1788, 2831, 3154, 4731, 5662, 6308, 8493, 9462, 11324, 12367, 16986, 18924, 22201, 24734, 33972, 37101, 44402, 49468, 66603, 74202, 88804, 133206, 148404, 234973, 266412, 421819, 469946, 704919, 843638, 939892, 1265457, 1409838, 1687276, 1842683, 2530914, 2819676, 3685366, 5061828, 5528049, 7370732, 11056098, 22112196, 35010977, 70021954, 105032931, 140043908, 210065862, 420131724]

約数ペア:

[(1, 420131724), (2, 210065862), (3, 140043908), (4, 105032931), (6, 70021954), (12, 35010977), (19, 22112196), (38, 11056098), (57, 7370732), (76, 5528049), (83, 5061828), (114, 3685366), (149, 2819676), (166, 2530914), (228, 1842683), (249, 1687276), (298, 1409838), (332, 1265457), (447, 939892), (498, 843638), (596, 704919), (894, 469946), (996, 421819), (1577, 266412), (1788, 234973), (2831, 148404), (3154, 133206), (4731, 88804), (5662, 74202), (6308, 66603), (8493, 49468), (9462, 44402), (11324, 37101), (12367, 33972), (16986, 24734), (18924, 22201)]