115873020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2044

約数の個数: 144

約数和(自身を含む): 391940640

約数和(自身を除く): 276067620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 1993, 2907, 3060, 3230, 3420, 3876, 3986, 4845, 5814, 5979, 6460, 7972, 9690, 9965, 11628, 11958, 14535, 17937, 19380, 19930, 23916, 29070, 29895, 33881, 35874, 37867, 39860, 58140, 59790, 67762, 71748, 75734, 89685, 101643, 113601, 119580, 135524, 151468, 169405, 179370, 189335, 203286, 227202, 304929, 338810, 340803, 358740, 378670, 406572, 454404, 508215, 568005, 609858, 643739, 677620, 681606, 757340, 1016430, 1136010, 1219716, 1287478, 1363212, 1524645, 1704015, 1931217, 2032860, 2272020, 2574956, 3049290, 3218695, 3408030, 3862434, 5793651, 6098580, 6437390, 6816060, 7724868, 9656085, 11587302, 12874780, 19312170, 23174604, 28968255, 38624340, 57936510, 115873020]

約数ペア:

[(1, 115873020), (2, 57936510), (3, 38624340), (4, 28968255), (5, 23174604), (6, 19312170), (9, 12874780), (10, 11587302), (12, 9656085), (15, 7724868), (17, 6816060), (18, 6437390), (19, 6098580), (20, 5793651), (30, 3862434), (34, 3408030), (36, 3218695), (38, 3049290), (45, 2574956), (51, 2272020), (57, 2032860), (60, 1931217), (68, 1704015), (76, 1524645), (85, 1363212), (90, 1287478), (95, 1219716), (102, 1136010), (114, 1016430), (153, 757340), (170, 681606), (171, 677620), (180, 643739), (190, 609858), (204, 568005), (228, 508215), (255, 454404), (285, 406572), (306, 378670), (323, 358740), (340, 340803), (342, 338810), (380, 304929), (510, 227202), (570, 203286), (612, 189335), (646, 179370), (684, 169405), (765, 151468), (855, 135524), (969, 119580), (1020, 113601), (1140, 101643), (1292, 89685), (1530, 75734), (1615, 71748), (1710, 67762), (1938, 59790), (1993, 58140), (2907, 39860), (3060, 37867), (3230, 35874), (3420, 33881), (3876, 29895), (3986, 29070), (4845, 23916), (5814, 19930), (5979, 19380), (6460, 17937), (7972, 14535), (9690, 11958), (9965, 11628)]