72370720

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 178694208

約数和(自身を除く): 106323488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 67, 80, 86, 134, 157, 160, 172, 215, 268, 314, 335, 344, 430, 536, 628, 670, 688, 785, 860, 1072, 1256, 1340, 1376, 1570, 1720, 2144, 2512, 2680, 2881, 3140, 3440, 5024, 5360, 5762, 6280, 6751, 6880, 10519, 10720, 11524, 12560, 13502, 14405, 21038, 23048, 25120, 27004, 28810, 33755, 42076, 46096, 52595, 54008, 57620, 67510, 84152, 92192, 105190, 108016, 115240, 135020, 168304, 210380, 216032, 230480, 270040, 336608, 420760, 452317, 460960, 540080, 841520, 904634, 1080160, 1683040, 1809268, 2261585, 3618536, 4523170, 7237072, 9046340, 14474144, 18092680, 36185360, 72370720]

約数ペア:

[(1, 72370720), (2, 36185360), (4, 18092680), (5, 14474144), (8, 9046340), (10, 7237072), (16, 4523170), (20, 3618536), (32, 2261585), (40, 1809268), (43, 1683040), (67, 1080160), (80, 904634), (86, 841520), (134, 540080), (157, 460960), (160, 452317), (172, 420760), (215, 336608), (268, 270040), (314, 230480), (335, 216032), (344, 210380), (430, 168304), (536, 135020), (628, 115240), (670, 108016), (688, 105190), (785, 92192), (860, 84152), (1072, 67510), (1256, 57620), (1340, 54008), (1376, 52595), (1570, 46096), (1720, 42076), (2144, 33755), (2512, 28810), (2680, 27004), (2881, 25120), (3140, 23048), (3440, 21038), (5024, 14405), (5360, 13502), (5762, 12560), (6280, 11524), (6751, 10720), (6880, 10519)]