243048320

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 128

約数和(自身を含む): 624607200

約数和(自身を除く): 381558880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 89, 128, 136, 160, 170, 178, 251, 272, 320, 340, 356, 445, 502, 544, 640, 680, 712, 890, 1004, 1088, 1255, 1360, 1424, 1513, 1780, 2008, 2176, 2510, 2720, 2848, 3026, 3560, 4016, 4267, 5020, 5440, 5696, 6052, 7120, 7565, 8032, 8534, 10040, 10880, 11392, 12104, 14240, 15130, 16064, 17068, 20080, 21335, 22339, 24208, 28480, 30260, 32128, 34136, 40160, 42670, 44678, 48416, 56960, 60520, 68272, 80320, 85340, 89356, 96832, 111695, 121040, 136544, 160640, 170680, 178712, 193664, 223390, 242080, 273088, 341360, 357424, 379763, 446780, 484160, 546176, 682720, 714848, 759526, 893560, 968320, 1365440, 1429696, 1519052, 1787120, 1898815, 2730880, 2859392, 3038104, 3574240, 3797630, 6076208, 7148480, 7595260, 12152416, 14296960, 15190520, 24304832, 30381040, 48609664, 60762080, 121524160, 243048320]

約数ペア:

[(1, 243048320), (2, 121524160), (4, 60762080), (5, 48609664), (8, 30381040), (10, 24304832), (16, 15190520), (17, 14296960), (20, 12152416), (32, 7595260), (34, 7148480), (40, 6076208), (64, 3797630), (68, 3574240), (80, 3038104), (85, 2859392), (89, 2730880), (128, 1898815), (136, 1787120), (160, 1519052), (170, 1429696), (178, 1365440), (251, 968320), (272, 893560), (320, 759526), (340, 714848), (356, 682720), (445, 546176), (502, 484160), (544, 446780), (640, 379763), (680, 357424), (712, 341360), (890, 273088), (1004, 242080), (1088, 223390), (1255, 193664), (1360, 178712), (1424, 170680), (1513, 160640), (1780, 136544), (2008, 121040), (2176, 111695), (2510, 96832), (2720, 89356), (2848, 85340), (3026, 80320), (3560, 68272), (4016, 60520), (4267, 56960), (5020, 48416), (5440, 44678), (5696, 42670), (6052, 40160), (7120, 34136), (7565, 32128), (8032, 30260), (8534, 28480), (10040, 24208), (10880, 22339), (11392, 21335), (12104, 20080), (14240, 17068), (15130, 16064)]