123210720

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{3169}}^1$

素因数の和:3199

約数の個数: 144

約数和(自身を含む): 436166640

約数和(自身を除く): 312955920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3169, 3240, 3888, 4320, 4860, 6338, 6480, 7776, 9507, 9720, 12676, 12960, 15845, 19014, 19440, 25352, 28521, 31690, 38028, 38880, 47535, 50704, 57042, 63380, 76056, 85563, 95070, 101408, 114084, 126760, 142605, 152112, 171126, 190140, 228168, 253520, 256689, 285210, 304224, 342252, 380280, 427815, 456336, 507040, 513378, 570420, 684504, 760560, 770067, 855630, 912672, 1026756, 1140840, 1283445, 1369008, 1521120, 1540134, 1711260, 2053512, 2281680, 2566890, 2738016, 3080268, 3422520, 3850335, 4107024, 4563360, 5133780, 6160536, 6845040, 7700670, 8214048, 10267560, 12321072, 13690080, 15401340, 20535120, 24642144, 30802680, 41070240, 61605360, 123210720]

約数ペア:

[(1, 123210720), (2, 61605360), (3, 41070240), (4, 30802680), (5, 24642144), (6, 20535120), (8, 15401340), (9, 13690080), (10, 12321072), (12, 10267560), (15, 8214048), (16, 7700670), (18, 6845040), (20, 6160536), (24, 5133780), (27, 4563360), (30, 4107024), (32, 3850335), (36, 3422520), (40, 3080268), (45, 2738016), (48, 2566890), (54, 2281680), (60, 2053512), (72, 1711260), (80, 1540134), (81, 1521120), (90, 1369008), (96, 1283445), (108, 1140840), (120, 1026756), (135, 912672), (144, 855630), (160, 770067), (162, 760560), (180, 684504), (216, 570420), (240, 513378), (243, 507040), (270, 456336), (288, 427815), (324, 380280), (360, 342252), (405, 304224), (432, 285210), (480, 256689), (486, 253520), (540, 228168), (648, 190140), (720, 171126), (810, 152112), (864, 142605), (972, 126760), (1080, 114084), (1215, 101408), (1296, 95070), (1440, 85563), (1620, 76056), (1944, 63380), (2160, 57042), (2430, 50704), (2592, 47535), (3169, 38880), (3240, 38028), (3888, 31690), (4320, 28521), (4860, 25352), (6338, 19440), (6480, 19014), (7776, 15845), (9507, 12960), (9720, 12676)]