138094280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1667}}^1$

素因数の和:1806

約数の個数: 64

約数和(自身を含む): 330264000

約数和(自身を除く): 192169720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 380, 436, 545, 760, 872, 1090, 1667, 2071, 2180, 3334, 4142, 4360, 6668, 8284, 8335, 10355, 13336, 16568, 16670, 20710, 31673, 33340, 41420, 63346, 66680, 82840, 126692, 158365, 181703, 253384, 316730, 363406, 633460, 726812, 908515, 1266920, 1453624, 1817030, 3452357, 3634060, 6904714, 7268120, 13809428, 17261785, 27618856, 34523570, 69047140, 138094280]

約数ペア:

[(1, 138094280), (2, 69047140), (4, 34523570), (5, 27618856), (8, 17261785), (10, 13809428), (19, 7268120), (20, 6904714), (38, 3634060), (40, 3452357), (76, 1817030), (95, 1453624), (109, 1266920), (152, 908515), (190, 726812), (218, 633460), (380, 363406), (436, 316730), (545, 253384), (760, 181703), (872, 158365), (1090, 126692), (1667, 82840), (2071, 66680), (2180, 63346), (3334, 41420), (4142, 33340), (4360, 31673), (6668, 20710), (8284, 16670), (8335, 16568), (10355, 13336)]