19138140

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 192

約数和(自身を含む): 69995520

約数和(自身を除く): 50857380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 83, 84, 90, 105, 108, 122, 126, 135, 140, 166, 180, 183, 189, 210, 244, 249, 252, 270, 305, 315, 332, 366, 378, 415, 420, 427, 498, 540, 549, 581, 610, 630, 732, 747, 756, 830, 854, 915, 945, 996, 1098, 1162, 1220, 1245, 1260, 1281, 1494, 1647, 1660, 1708, 1743, 1830, 1890, 2135, 2196, 2241, 2324, 2490, 2562, 2745, 2905, 2988, 3294, 3486, 3660, 3735, 3780, 3843, 4270, 4482, 4980, 5063, 5124, 5229, 5490, 5810, 6405, 6588, 6972, 7470, 7686, 8235, 8540, 8715, 8964, 10126, 10458, 10980, 11205, 11529, 11620, 12810, 14940, 15189, 15372, 15687, 16470, 17430, 19215, 20252, 20916, 22410, 23058, 25315, 25620, 26145, 30378, 31374, 32940, 34860, 35441, 38430, 44820, 45567, 46116, 50630, 52290, 57645, 60756, 62748, 70882, 75945, 76860, 78435, 91134, 101260, 104580, 106323, 115290, 136701, 141764, 151890, 156870, 177205, 182268, 212646, 227835, 230580, 273402, 303780, 313740, 318969, 354410, 425292, 455670, 531615, 546804, 637938, 683505, 708820, 911340, 956907, 1063230, 1275876, 1367010, 1594845, 1913814, 2126460, 2734020, 3189690, 3827628, 4784535, 6379380, 9569070, 19138140]

約数ペア:

[(1, 19138140), (2, 9569070), (3, 6379380), (4, 4784535), (5, 3827628), (6, 3189690), (7, 2734020), (9, 2126460), (10, 1913814), (12, 1594845), (14, 1367010), (15, 1275876), (18, 1063230), (20, 956907), (21, 911340), (27, 708820), (28, 683505), (30, 637938), (35, 546804), (36, 531615), (42, 455670), (45, 425292), (54, 354410), (60, 318969), (61, 313740), (63, 303780), (70, 273402), (83, 230580), (84, 227835), (90, 212646), (105, 182268), (108, 177205), (122, 156870), (126, 151890), (135, 141764), (140, 136701), (166, 115290), (180, 106323), (183, 104580), (189, 101260), (210, 91134), (244, 78435), (249, 76860), (252, 75945), (270, 70882), (305, 62748), (315, 60756), (332, 57645), (366, 52290), (378, 50630), (415, 46116), (420, 45567), (427, 44820), (498, 38430), (540, 35441), (549, 34860), (581, 32940), (610, 31374), (630, 30378), (732, 26145), (747, 25620), (756, 25315), (830, 23058), (854, 22410), (915, 20916), (945, 20252), (996, 19215), (1098, 17430), (1162, 16470), (1220, 15687), (1245, 15372), (1260, 15189), (1281, 14940), (1494, 12810), (1647, 11620), (1660, 11529), (1708, 11205), (1743, 10980), (1830, 10458), (1890, 10126), (2135, 8964), (2196, 8715), (2241, 8540), (2324, 8235), (2490, 7686), (2562, 7470), (2745, 6972), (2905, 6588), (2988, 6405), (3294, 5810), (3486, 5490), (3660, 5229), (3735, 5124), (3780, 5063), (3843, 4980), (4270, 4482)]