78428700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:297

約数の個数: 216

約数和(自身を含む): 287064960

約数和(自身を除く): 208636260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 59, 60, 63, 70, 75, 84, 90, 100, 105, 118, 126, 140, 150, 175, 177, 180, 210, 211, 225, 236, 252, 295, 300, 315, 350, 354, 413, 420, 422, 450, 525, 531, 590, 630, 633, 700, 708, 826, 844, 885, 900, 1050, 1055, 1062, 1180, 1239, 1260, 1266, 1475, 1477, 1575, 1652, 1770, 1899, 2065, 2100, 2110, 2124, 2478, 2532, 2655, 2950, 2954, 3150, 3165, 3540, 3717, 3798, 4130, 4220, 4425, 4431, 4956, 5275, 5310, 5900, 5908, 6195, 6300, 6330, 7385, 7434, 7596, 8260, 8850, 8862, 9495, 10325, 10550, 10620, 12390, 12449, 12660, 13275, 13293, 14770, 14868, 15825, 17700, 17724, 18585, 18990, 20650, 21100, 22155, 24780, 24898, 26550, 26586, 29540, 30975, 31650, 36925, 37170, 37347, 37980, 41300, 44310, 47475, 49796, 53100, 53172, 61950, 62245, 63300, 66465, 73850, 74340, 74694, 87143, 88620, 92925, 94950, 110775, 112041, 123900, 124490, 132930, 147700, 149388, 174286, 185850, 186735, 189900, 221550, 224082, 248980, 261429, 265860, 311225, 332325, 348572, 371700, 373470, 435715, 443100, 448164, 522858, 560205, 622450, 664650, 746940, 784287, 871430, 933675, 1045716, 1120410, 1244900, 1307145, 1329300, 1568574, 1742860, 1867350, 2178575, 2240820, 2614290, 2801025, 3137148, 3734700, 3921435, 4357150, 5228580, 5602050, 6535725, 7842870, 8714300, 11204100, 13071450, 15685740, 19607175, 26142900, 39214350, 78428700]

約数ペア:

[(1, 78428700), (2, 39214350), (3, 26142900), (4, 19607175), (5, 15685740), (6, 13071450), (7, 11204100), (9, 8714300), (10, 7842870), (12, 6535725), (14, 5602050), (15, 5228580), (18, 4357150), (20, 3921435), (21, 3734700), (25, 3137148), (28, 2801025), (30, 2614290), (35, 2240820), (36, 2178575), (42, 1867350), (45, 1742860), (50, 1568574), (59, 1329300), (60, 1307145), (63, 1244900), (70, 1120410), (75, 1045716), (84, 933675), (90, 871430), (100, 784287), (105, 746940), (118, 664650), (126, 622450), (140, 560205), (150, 522858), (175, 448164), (177, 443100), (180, 435715), (210, 373470), (211, 371700), (225, 348572), (236, 332325), (252, 311225), (295, 265860), (300, 261429), (315, 248980), (350, 224082), (354, 221550), (413, 189900), (420, 186735), (422, 185850), (450, 174286), (525, 149388), (531, 147700), (590, 132930), (630, 124490), (633, 123900), (700, 112041), (708, 110775), (826, 94950), (844, 92925), (885, 88620), (900, 87143), (1050, 74694), (1055, 74340), (1062, 73850), (1180, 66465), (1239, 63300), (1260, 62245), (1266, 61950), (1475, 53172), (1477, 53100), (1575, 49796), (1652, 47475), (1770, 44310), (1899, 41300), (2065, 37980), (2100, 37347), (2110, 37170), (2124, 36925), (2478, 31650), (2532, 30975), (2655, 29540), (2950, 26586), (2954, 26550), (3150, 24898), (3165, 24780), (3540, 22155), (3717, 21100), (3798, 20650), (4130, 18990), (4220, 18585), (4425, 17724), (4431, 17700), (4956, 15825), (5275, 14868), (5310, 14770), (5900, 13293), (5908, 13275), (6195, 12660), (6300, 12449), (6330, 12390), (7385, 10620), (7434, 10550), (7596, 10325), (8260, 9495), (8850, 8862)]