123004560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{347}}^1$

素因数の和:581

約数の個数: 160

約数和(自身を含む): 439114752

約数和(自身を除く): 316110192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 211, 240, 280, 336, 347, 420, 422, 560, 633, 694, 840, 844, 1041, 1055, 1266, 1388, 1477, 1680, 1688, 1735, 2082, 2110, 2429, 2532, 2776, 2954, 3165, 3376, 3470, 4164, 4220, 4431, 4858, 5064, 5205, 5552, 5908, 6330, 6940, 7287, 7385, 8328, 8440, 8862, 9716, 10128, 10410, 11816, 12145, 12660, 13880, 14574, 14770, 16656, 16880, 17724, 19432, 20820, 22155, 23632, 24290, 25320, 27760, 29148, 29540, 35448, 36435, 38864, 41640, 44310, 48580, 50640, 58296, 59080, 70896, 72870, 73217, 83280, 88620, 97160, 116592, 118160, 145740, 146434, 177240, 194320, 219651, 291480, 292868, 354480, 366085, 439302, 512519, 582960, 585736, 732170, 878604, 1025038, 1098255, 1171472, 1464340, 1537557, 1757208, 2050076, 2196510, 2562595, 2928680, 3075114, 3514416, 4100152, 4393020, 5125190, 5857360, 6150228, 7687785, 8200304, 8786040, 10250380, 12300456, 15375570, 17572080, 20500760, 24600912, 30751140, 41001520, 61502280, 123004560]

約数ペア:

[(1, 123004560), (2, 61502280), (3, 41001520), (4, 30751140), (5, 24600912), (6, 20500760), (7, 17572080), (8, 15375570), (10, 12300456), (12, 10250380), (14, 8786040), (15, 8200304), (16, 7687785), (20, 6150228), (21, 5857360), (24, 5125190), (28, 4393020), (30, 4100152), (35, 3514416), (40, 3075114), (42, 2928680), (48, 2562595), (56, 2196510), (60, 2050076), (70, 1757208), (80, 1537557), (84, 1464340), (105, 1171472), (112, 1098255), (120, 1025038), (140, 878604), (168, 732170), (210, 585736), (211, 582960), (240, 512519), (280, 439302), (336, 366085), (347, 354480), (420, 292868), (422, 291480), (560, 219651), (633, 194320), (694, 177240), (840, 146434), (844, 145740), (1041, 118160), (1055, 116592), (1266, 97160), (1388, 88620), (1477, 83280), (1680, 73217), (1688, 72870), (1735, 70896), (2082, 59080), (2110, 58296), (2429, 50640), (2532, 48580), (2776, 44310), (2954, 41640), (3165, 38864), (3376, 36435), (3470, 35448), (4164, 29540), (4220, 29148), (4431, 27760), (4858, 25320), (5064, 24290), (5205, 23632), (5552, 22155), (5908, 20820), (6330, 19432), (6940, 17724), (7287, 16880), (7385, 16656), (8328, 14770), (8440, 14574), (8862, 13880), (9716, 12660), (10128, 12145), (10410, 11816)]