7879680

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{19}}^1$

素因数の和:56

約数の個数: 220

約数和(自身を含む): 29722440

約数和(自身を除く): 21842760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 324, 342, 360, 380, 384, 405, 432, 456, 480, 512, 513, 540, 570, 576, 608, 640, 648, 684, 720, 760, 768, 810, 855, 864, 912, 960, 1024, 1026, 1080, 1140, 1152, 1216, 1280, 1296, 1368, 1440, 1520, 1536, 1539, 1620, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2304, 2432, 2560, 2565, 2592, 2736, 2880, 3040, 3072, 3078, 3240, 3420, 3456, 3648, 3840, 4104, 4320, 4560, 4608, 4864, 5120, 5130, 5184, 5472, 5760, 6080, 6156, 6480, 6840, 6912, 7296, 7680, 7695, 8208, 8640, 9120, 9216, 9728, 10260, 10368, 10944, 11520, 12160, 12312, 12960, 13680, 13824, 14592, 15360, 15390, 16416, 17280, 18240, 19456, 20520, 20736, 21888, 23040, 24320, 24624, 25920, 27360, 27648, 29184, 30780, 32832, 34560, 36480, 41040, 41472, 43776, 46080, 48640, 49248, 51840, 54720, 58368, 61560, 65664, 69120, 72960, 82080, 82944, 87552, 97280, 98496, 103680, 109440, 123120, 131328, 138240, 145920, 164160, 175104, 196992, 207360, 218880, 246240, 262656, 291840, 328320, 393984, 414720, 437760, 492480, 525312, 656640, 787968, 875520, 984960, 1313280, 1575936, 1969920, 2626560, 3939840, 7879680]

約数ペア:

[(1, 7879680), (2, 3939840), (3, 2626560), (4, 1969920), (5, 1575936), (6, 1313280), (8, 984960), (9, 875520), (10, 787968), (12, 656640), (15, 525312), (16, 492480), (18, 437760), (19, 414720), (20, 393984), (24, 328320), (27, 291840), (30, 262656), (32, 246240), (36, 218880), (38, 207360), (40, 196992), (45, 175104), (48, 164160), (54, 145920), (57, 138240), (60, 131328), (64, 123120), (72, 109440), (76, 103680), (80, 98496), (81, 97280), (90, 87552), (95, 82944), (96, 82080), (108, 72960), (114, 69120), (120, 65664), (128, 61560), (135, 58368), (144, 54720), (152, 51840), (160, 49248), (162, 48640), (171, 46080), (180, 43776), (190, 41472), (192, 41040), (216, 36480), (228, 34560), (240, 32832), (256, 30780), (270, 29184), (285, 27648), (288, 27360), (304, 25920), (320, 24624), (324, 24320), (342, 23040), (360, 21888), (380, 20736), (384, 20520), (405, 19456), (432, 18240), (456, 17280), (480, 16416), (512, 15390), (513, 15360), (540, 14592), (570, 13824), (576, 13680), (608, 12960), (640, 12312), (648, 12160), (684, 11520), (720, 10944), (760, 10368), (768, 10260), (810, 9728), (855, 9216), (864, 9120), (912, 8640), (960, 8208), (1024, 7695), (1026, 7680), (1080, 7296), (1140, 6912), (1152, 6840), (1216, 6480), (1280, 6156), (1296, 6080), (1368, 5760), (1440, 5472), (1520, 5184), (1536, 5130), (1539, 5120), (1620, 4864), (1710, 4608), (1728, 4560), (1824, 4320), (1920, 4104), (2052, 3840), (2160, 3648), (2280, 3456), (2304, 3420), (2432, 3240), (2560, 3078), (2565, 3072), (2592, 3040), (2736, 2880)]