7211520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{313}}^1$

素因数の和:342

約数の個数: 120

約数和(自身を含む): 25055316

約数和(自身を除く): 17843796

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 313, 320, 360, 384, 480, 512, 576, 626, 640, 720, 768, 939, 960, 1152, 1252, 1280, 1440, 1536, 1565, 1878, 1920, 2304, 2504, 2560, 2817, 2880, 3130, 3756, 3840, 4608, 4695, 5008, 5634, 5760, 6260, 7512, 7680, 9390, 10016, 11268, 11520, 12520, 14085, 15024, 18780, 20032, 22536, 23040, 25040, 28170, 30048, 37560, 40064, 45072, 50080, 56340, 60096, 75120, 80128, 90144, 100160, 112680, 120192, 150240, 160256, 180288, 200320, 225360, 240384, 300480, 360576, 400640, 450720, 480768, 600960, 721152, 801280, 901440, 1201920, 1442304, 1802880, 2403840, 3605760, 7211520]

約数ペア:

[(1, 7211520), (2, 3605760), (3, 2403840), (4, 1802880), (5, 1442304), (6, 1201920), (8, 901440), (9, 801280), (10, 721152), (12, 600960), (15, 480768), (16, 450720), (18, 400640), (20, 360576), (24, 300480), (30, 240384), (32, 225360), (36, 200320), (40, 180288), (45, 160256), (48, 150240), (60, 120192), (64, 112680), (72, 100160), (80, 90144), (90, 80128), (96, 75120), (120, 60096), (128, 56340), (144, 50080), (160, 45072), (180, 40064), (192, 37560), (240, 30048), (256, 28170), (288, 25040), (313, 23040), (320, 22536), (360, 20032), (384, 18780), (480, 15024), (512, 14085), (576, 12520), (626, 11520), (640, 11268), (720, 10016), (768, 9390), (939, 7680), (960, 7512), (1152, 6260), (1252, 5760), (1280, 5634), (1440, 5008), (1536, 4695), (1565, 4608), (1878, 3840), (1920, 3756), (2304, 3130), (2504, 2880), (2560, 2817)]