215560548

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:431

約数の個数: 192

約数和(自身を含む): 689920000

約数和(自身を除く): 474359452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 43, 54, 57, 63, 76, 84, 86, 108, 114, 126, 129, 133, 171, 172, 189, 228, 252, 258, 266, 301, 342, 349, 378, 387, 399, 513, 516, 532, 602, 684, 698, 756, 774, 798, 817, 903, 1026, 1047, 1161, 1197, 1204, 1396, 1548, 1596, 1634, 1806, 2052, 2094, 2322, 2394, 2443, 2451, 2709, 3141, 3268, 3591, 3612, 4188, 4644, 4788, 4886, 4902, 5418, 5719, 6282, 6631, 7182, 7329, 7353, 8127, 9423, 9772, 9804, 10836, 11438, 12564, 13262, 14364, 14658, 14706, 15007, 16254, 17157, 18846, 19893, 21987, 22059, 22876, 26524, 29316, 29412, 30014, 32508, 34314, 37692, 39786, 43974, 44118, 45021, 46417, 51471, 59679, 60028, 65961, 68628, 79572, 87948, 88236, 90042, 92834, 102942, 105049, 119358, 131922, 135063, 139251, 154413, 179037, 180084, 185668, 205884, 210098, 238716, 263844, 270126, 278502, 285133, 308826, 315147, 358074, 405189, 417753, 420196, 540252, 557004, 570266, 617652, 630294, 716148, 810378, 835506, 855399, 945441, 1140532, 1253259, 1260588, 1620756, 1671012, 1710798, 1890882, 1995931, 2506518, 2566197, 2836323, 3421596, 3781764, 3991862, 5013036, 5132394, 5672646, 5987793, 7698591, 7983724, 10264788, 11345292, 11975586, 15397182, 17963379, 23951172, 30794364, 35926758, 53890137, 71853516, 107780274, 215560548]

約数ペア:

[(1, 215560548), (2, 107780274), (3, 71853516), (4, 53890137), (6, 35926758), (7, 30794364), (9, 23951172), (12, 17963379), (14, 15397182), (18, 11975586), (19, 11345292), (21, 10264788), (27, 7983724), (28, 7698591), (36, 5987793), (38, 5672646), (42, 5132394), (43, 5013036), (54, 3991862), (57, 3781764), (63, 3421596), (76, 2836323), (84, 2566197), (86, 2506518), (108, 1995931), (114, 1890882), (126, 1710798), (129, 1671012), (133, 1620756), (171, 1260588), (172, 1253259), (189, 1140532), (228, 945441), (252, 855399), (258, 835506), (266, 810378), (301, 716148), (342, 630294), (349, 617652), (378, 570266), (387, 557004), (399, 540252), (513, 420196), (516, 417753), (532, 405189), (602, 358074), (684, 315147), (698, 308826), (756, 285133), (774, 278502), (798, 270126), (817, 263844), (903, 238716), (1026, 210098), (1047, 205884), (1161, 185668), (1197, 180084), (1204, 179037), (1396, 154413), (1548, 139251), (1596, 135063), (1634, 131922), (1806, 119358), (2052, 105049), (2094, 102942), (2322, 92834), (2394, 90042), (2443, 88236), (2451, 87948), (2709, 79572), (3141, 68628), (3268, 65961), (3591, 60028), (3612, 59679), (4188, 51471), (4644, 46417), (4788, 45021), (4886, 44118), (4902, 43974), (5418, 39786), (5719, 37692), (6282, 34314), (6631, 32508), (7182, 30014), (7329, 29412), (7353, 29316), (8127, 26524), (9423, 22876), (9772, 22059), (9804, 21987), (10836, 19893), (11438, 18846), (12564, 17157), (13262, 16254), (14364, 15007), (14658, 14706)]