178099974

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 422053632

約数和(自身を除く): 243953658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 127, 169, 234, 254, 338, 381, 461, 507, 762, 922, 1014, 1143, 1383, 1521, 1651, 2286, 2766, 3042, 3302, 4149, 4953, 5993, 8298, 9906, 11986, 14859, 17979, 21463, 29718, 35958, 42926, 53937, 58547, 64389, 77909, 107874, 117094, 128778, 155818, 175641, 193167, 233727, 351282, 386334, 467454, 526923, 701181, 761111, 1053846, 1402362, 1522222, 2283333, 4566666, 6849999, 9894443, 13699998, 19788886, 29683329, 59366658, 89049987, 178099974]

約数ペア:

[(1, 178099974), (2, 89049987), (3, 59366658), (6, 29683329), (9, 19788886), (13, 13699998), (18, 9894443), (26, 6849999), (39, 4566666), (78, 2283333), (117, 1522222), (127, 1402362), (169, 1053846), (234, 761111), (254, 701181), (338, 526923), (381, 467454), (461, 386334), (507, 351282), (762, 233727), (922, 193167), (1014, 175641), (1143, 155818), (1383, 128778), (1521, 117094), (1651, 107874), (2286, 77909), (2766, 64389), (3042, 58547), (3302, 53937), (4149, 42926), (4953, 35958), (5993, 29718), (8298, 21463), (9906, 17979), (11986, 14859)]