123239320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{971}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 293932800

約数和(自身を除く): 170693480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 167, 190, 334, 380, 668, 760, 835, 971, 1336, 1670, 1942, 3173, 3340, 3884, 4855, 6346, 6680, 7768, 9710, 12692, 15865, 18449, 19420, 25384, 31730, 36898, 38840, 63460, 73796, 92245, 126920, 147592, 162157, 184490, 324314, 368980, 648628, 737960, 810785, 1297256, 1621570, 3080983, 3243140, 6161966, 6486280, 12323932, 15404915, 24647864, 30809830, 61619660, 123239320]

約数ペア:

[(1, 123239320), (2, 61619660), (4, 30809830), (5, 24647864), (8, 15404915), (10, 12323932), (19, 6486280), (20, 6161966), (38, 3243140), (40, 3080983), (76, 1621570), (95, 1297256), (152, 810785), (167, 737960), (190, 648628), (334, 368980), (380, 324314), (668, 184490), (760, 162157), (835, 147592), (971, 126920), (1336, 92245), (1670, 73796), (1942, 63460), (3173, 38840), (3340, 36898), (3884, 31730), (4855, 25384), (6346, 19420), (6680, 18449), (7768, 15865), (9710, 12692)]