318863700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:711

約数の個数: 216

約数和(自身を含む): 1090034400

約数和(自身を除く): 771170700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 29, 30, 36, 38, 45, 50, 57, 58, 60, 75, 76, 87, 90, 95, 100, 114, 116, 145, 150, 171, 174, 180, 190, 225, 228, 261, 285, 290, 300, 342, 348, 380, 435, 450, 475, 522, 551, 570, 580, 643, 684, 725, 855, 870, 900, 950, 1044, 1102, 1140, 1286, 1305, 1425, 1450, 1653, 1710, 1740, 1900, 1929, 2175, 2204, 2572, 2610, 2755, 2850, 2900, 3215, 3306, 3420, 3858, 4275, 4350, 4959, 5220, 5510, 5700, 5787, 6430, 6525, 6612, 7716, 8265, 8550, 8700, 9645, 9918, 11020, 11574, 12217, 12860, 13050, 13775, 16075, 16530, 17100, 18647, 19290, 19836, 23148, 24434, 24795, 26100, 27550, 28935, 32150, 33060, 36651, 37294, 38580, 41325, 48225, 48868, 49590, 55100, 55941, 57870, 61085, 64300, 73302, 74588, 82650, 93235, 96450, 99180, 109953, 111882, 115740, 122170, 123975, 144675, 146604, 165300, 167823, 183255, 186470, 192900, 219906, 223764, 244340, 247950, 279705, 289350, 305425, 335646, 354293, 366510, 372940, 439812, 466175, 495900, 549765, 559410, 578700, 610850, 671292, 708586, 733020, 839115, 916275, 932350, 1062879, 1099530, 1118820, 1221700, 1398525, 1417172, 1678230, 1771465, 1832550, 1864700, 2125758, 2199060, 2748825, 2797050, 3188637, 3356460, 3542930, 3665100, 4195575, 4251516, 5314395, 5497650, 5594100, 6377274, 7085860, 8391150, 8857325, 10628790, 10995300, 12754548, 15943185, 16782300, 17714650, 21257580, 26571975, 31886370, 35429300, 53143950, 63772740, 79715925, 106287900, 159431850, 318863700]

約数ペア:

[(1, 318863700), (2, 159431850), (3, 106287900), (4, 79715925), (5, 63772740), (6, 53143950), (9, 35429300), (10, 31886370), (12, 26571975), (15, 21257580), (18, 17714650), (19, 16782300), (20, 15943185), (25, 12754548), (29, 10995300), (30, 10628790), (36, 8857325), (38, 8391150), (45, 7085860), (50, 6377274), (57, 5594100), (58, 5497650), (60, 5314395), (75, 4251516), (76, 4195575), (87, 3665100), (90, 3542930), (95, 3356460), (100, 3188637), (114, 2797050), (116, 2748825), (145, 2199060), (150, 2125758), (171, 1864700), (174, 1832550), (180, 1771465), (190, 1678230), (225, 1417172), (228, 1398525), (261, 1221700), (285, 1118820), (290, 1099530), (300, 1062879), (342, 932350), (348, 916275), (380, 839115), (435, 733020), (450, 708586), (475, 671292), (522, 610850), (551, 578700), (570, 559410), (580, 549765), (643, 495900), (684, 466175), (725, 439812), (855, 372940), (870, 366510), (900, 354293), (950, 335646), (1044, 305425), (1102, 289350), (1140, 279705), (1286, 247950), (1305, 244340), (1425, 223764), (1450, 219906), (1653, 192900), (1710, 186470), (1740, 183255), (1900, 167823), (1929, 165300), (2175, 146604), (2204, 144675), (2572, 123975), (2610, 122170), (2755, 115740), (2850, 111882), (2900, 109953), (3215, 99180), (3306, 96450), (3420, 93235), (3858, 82650), (4275, 74588), (4350, 73302), (4959, 64300), (5220, 61085), (5510, 57870), (5700, 55941), (5787, 55100), (6430, 49590), (6525, 48868), (6612, 48225), (7716, 41325), (8265, 38580), (8550, 37294), (8700, 36651), (9645, 33060), (9918, 32150), (11020, 28935), (11574, 27550), (12217, 26100), (12860, 24795), (13050, 24434), (13775, 23148), (16075, 19836), (16530, 19290), (17100, 18647)]