388524160

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:486

約数の個数: 128

約数和(自身を含む): 991440000

約数和(自身を除く): 602915840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 89, 95, 128, 152, 160, 178, 190, 304, 320, 356, 359, 380, 445, 608, 640, 712, 718, 760, 890, 1216, 1424, 1436, 1520, 1691, 1780, 1795, 2432, 2848, 2872, 3040, 3382, 3560, 3590, 5696, 5744, 6080, 6764, 6821, 7120, 7180, 8455, 11392, 11488, 12160, 13528, 13642, 14240, 14360, 16910, 22976, 27056, 27284, 28480, 28720, 31951, 33820, 34105, 45952, 54112, 54568, 56960, 57440, 63902, 67640, 68210, 108224, 109136, 114880, 127804, 135280, 136420, 159755, 216448, 218272, 229760, 255608, 270560, 272840, 319510, 436544, 511216, 541120, 545680, 607069, 639020, 873088, 1022432, 1082240, 1091360, 1214138, 1278040, 2044864, 2182720, 2428276, 2556080, 3035345, 4089728, 4365440, 4856552, 5112160, 6070690, 9713104, 10224320, 12141380, 19426208, 20448640, 24282760, 38852416, 48565520, 77704832, 97131040, 194262080, 388524160]

約数ペア:

[(1, 388524160), (2, 194262080), (4, 97131040), (5, 77704832), (8, 48565520), (10, 38852416), (16, 24282760), (19, 20448640), (20, 19426208), (32, 12141380), (38, 10224320), (40, 9713104), (64, 6070690), (76, 5112160), (80, 4856552), (89, 4365440), (95, 4089728), (128, 3035345), (152, 2556080), (160, 2428276), (178, 2182720), (190, 2044864), (304, 1278040), (320, 1214138), (356, 1091360), (359, 1082240), (380, 1022432), (445, 873088), (608, 639020), (640, 607069), (712, 545680), (718, 541120), (760, 511216), (890, 436544), (1216, 319510), (1424, 272840), (1436, 270560), (1520, 255608), (1691, 229760), (1780, 218272), (1795, 216448), (2432, 159755), (2848, 136420), (2872, 135280), (3040, 127804), (3382, 114880), (3560, 109136), (3590, 108224), (5696, 68210), (5744, 67640), (6080, 63902), (6764, 57440), (6821, 56960), (7120, 54568), (7180, 54112), (8455, 45952), (11392, 34105), (11488, 33820), (12160, 31951), (13528, 28720), (13642, 28480), (14240, 27284), (14360, 27056), (16910, 22976)]