191520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1$

素因数の和:47

約数の個数: 144

約数和(自身を含む): 786240

約数和(自身を除く): 594720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2128, 2280, 2394, 2520, 2660, 2736, 3040, 3192, 3360, 3420, 3990, 4256, 4560, 4788, 5040, 5320, 5472, 5985, 6384, 6840, 7980, 9120, 9576, 10080, 10640, 11970, 12768, 13680, 15960, 19152, 21280, 23940, 27360, 31920, 38304, 47880, 63840, 95760, 191520]

約数ペア:

[(1, 191520), (2, 95760), (3, 63840), (4, 47880), (5, 38304), (6, 31920), (7, 27360), (8, 23940), (9, 21280), (10, 19152), (12, 15960), (14, 13680), (15, 12768), (16, 11970), (18, 10640), (19, 10080), (20, 9576), (21, 9120), (24, 7980), (28, 6840), (30, 6384), (32, 5985), (35, 5472), (36, 5320), (38, 5040), (40, 4788), (42, 4560), (45, 4256), (48, 3990), (56, 3420), (57, 3360), (60, 3192), (63, 3040), (70, 2736), (72, 2660), (76, 2520), (80, 2394), (84, 2280), (90, 2128), (95, 2016), (96, 1995), (105, 1824), (112, 1710), (114, 1680), (120, 1596), (126, 1520), (133, 1440), (140, 1368), (144, 1330), (152, 1260), (160, 1197), (168, 1140), (171, 1120), (180, 1064), (190, 1008), (210, 912), (224, 855), (228, 840), (240, 798), (252, 760), (266, 720), (280, 684), (285, 672), (288, 665), (304, 630), (315, 608), (336, 570), (342, 560), (360, 532), (380, 504), (399, 480), (420, 456)]