72400412

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 163322880

約数和(自身を除く): 90922468

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 61, 76, 92, 97, 122, 133, 161, 194, 244, 266, 322, 388, 427, 437, 532, 644, 679, 854, 874, 1159, 1358, 1403, 1708, 1748, 1843, 2231, 2318, 2716, 2806, 3059, 3686, 4462, 4636, 5612, 5917, 6118, 7372, 8113, 8924, 9821, 11834, 12236, 12901, 15617, 16226, 19642, 23668, 25802, 26657, 31234, 32452, 39284, 41419, 42389, 51604, 53314, 62468, 82838, 84778, 106628, 112423, 136091, 165676, 169556, 186599, 224846, 272182, 296723, 373198, 449692, 544364, 593446, 746396, 786961, 952637, 1186892, 1573922, 1905274, 2585729, 3147844, 3810548, 5171458, 10342916, 18100103, 36200206, 72400412]

約数ペア:

[(1, 72400412), (2, 36200206), (4, 18100103), (7, 10342916), (14, 5171458), (19, 3810548), (23, 3147844), (28, 2585729), (38, 1905274), (46, 1573922), (61, 1186892), (76, 952637), (92, 786961), (97, 746396), (122, 593446), (133, 544364), (161, 449692), (194, 373198), (244, 296723), (266, 272182), (322, 224846), (388, 186599), (427, 169556), (437, 165676), (532, 136091), (644, 112423), (679, 106628), (854, 84778), (874, 82838), (1159, 62468), (1358, 53314), (1403, 51604), (1708, 42389), (1748, 41419), (1843, 39284), (2231, 32452), (2318, 31234), (2716, 26657), (2806, 25802), (3059, 23668), (3686, 19642), (4462, 16226), (4636, 15617), (5612, 12901), (5917, 12236), (6118, 11834), (7372, 9821), (8113, 8924)]