87616980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 288

約数和(自身を含む): 325503360

約数和(自身を除く): 237886380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 19, 20, 22, 30, 33, 34, 36, 38, 44, 45, 51, 55, 57, 60, 66, 68, 76, 85, 90, 95, 99, 102, 110, 114, 132, 137, 153, 165, 170, 171, 180, 187, 190, 198, 204, 209, 220, 228, 255, 274, 285, 306, 323, 330, 340, 342, 374, 380, 396, 411, 418, 495, 510, 548, 561, 570, 612, 627, 646, 660, 684, 685, 748, 765, 822, 836, 855, 935, 969, 990, 1020, 1045, 1122, 1140, 1233, 1254, 1292, 1370, 1507, 1530, 1615, 1644, 1683, 1710, 1870, 1881, 1938, 1980, 2055, 2090, 2244, 2329, 2466, 2508, 2603, 2740, 2805, 2907, 3014, 3060, 3135, 3230, 3366, 3420, 3553, 3740, 3762, 3876, 4110, 4180, 4521, 4658, 4845, 4932, 5206, 5610, 5814, 6028, 6165, 6270, 6460, 6732, 6987, 7106, 7524, 7535, 7809, 8220, 8415, 9042, 9316, 9405, 9690, 10412, 10659, 11220, 11628, 11645, 12330, 12540, 13015, 13563, 13974, 14212, 14535, 15070, 15618, 16830, 17765, 18084, 18810, 19380, 20961, 21318, 22605, 23290, 23427, 24660, 25619, 26030, 27126, 27948, 28633, 29070, 30140, 31236, 31977, 33660, 34935, 35530, 37620, 39045, 41922, 42636, 44251, 45210, 46580, 46854, 51238, 52060, 53295, 54252, 57266, 58140, 63954, 67815, 69870, 71060, 76857, 78090, 83844, 85899, 88502, 90420, 93708, 102476, 104805, 106590, 114532, 117135, 127908, 128095, 132753, 135630, 139740, 143165, 153714, 156180, 159885, 171798, 177004, 209610, 213180, 221255, 230571, 234270, 256190, 257697, 265506, 271260, 286330, 307428, 319770, 343596, 384285, 398259, 419220, 429495, 442510, 461142, 468540, 486761, 512380, 515394, 531012, 572660, 639540, 663765, 768570, 796518, 858990, 885020, 922284, 973522, 1030788, 1152855, 1288485, 1327530, 1460283, 1537140, 1593036, 1717980, 1947044, 1991295, 2305710, 2433805, 2576970, 2655060, 2920566, 3982590, 4380849, 4611420, 4867610, 5153940, 5841132, 7301415, 7965180, 8761698, 9735220, 14602830, 17523396, 21904245, 29205660, 43808490, 87616980]

約数ペア:

[(1, 87616980), (2, 43808490), (3, 29205660), (4, 21904245), (5, 17523396), (6, 14602830), (9, 9735220), (10, 8761698), (11, 7965180), (12, 7301415), (15, 5841132), (17, 5153940), (18, 4867610), (19, 4611420), (20, 4380849), (22, 3982590), (30, 2920566), (33, 2655060), (34, 2576970), (36, 2433805), (38, 2305710), (44, 1991295), (45, 1947044), (51, 1717980), (55, 1593036), (57, 1537140), (60, 1460283), (66, 1327530), (68, 1288485), (76, 1152855), (85, 1030788), (90, 973522), (95, 922284), (99, 885020), (102, 858990), (110, 796518), (114, 768570), (132, 663765), (137, 639540), (153, 572660), (165, 531012), (170, 515394), (171, 512380), (180, 486761), (187, 468540), (190, 461142), (198, 442510), (204, 429495), (209, 419220), (220, 398259), (228, 384285), (255, 343596), (274, 319770), (285, 307428), (306, 286330), (323, 271260), (330, 265506), (340, 257697), (342, 256190), (374, 234270), (380, 230571), (396, 221255), (411, 213180), (418, 209610), (495, 177004), (510, 171798), (548, 159885), (561, 156180), (570, 153714), (612, 143165), (627, 139740), (646, 135630), (660, 132753), (684, 128095), (685, 127908), (748, 117135), (765, 114532), (822, 106590), (836, 104805), (855, 102476), (935, 93708), (969, 90420), (990, 88502), (1020, 85899), (1045, 83844), (1122, 78090), (1140, 76857), (1233, 71060), (1254, 69870), (1292, 67815), (1370, 63954), (1507, 58140), (1530, 57266), (1615, 54252), (1644, 53295), (1683, 52060), (1710, 51238), (1870, 46854), (1881, 46580), (1938, 45210), (1980, 44251), (2055, 42636), (2090, 41922), (2244, 39045), (2329, 37620), (2466, 35530), (2508, 34935), (2603, 33660), (2740, 31977), (2805, 31236), (2907, 30140), (3014, 29070), (3060, 28633), (3135, 27948), (3230, 27126), (3366, 26030), (3420, 25619), (3553, 24660), (3740, 23427), (3762, 23290), (3876, 22605), (4110, 21318), (4180, 20961), (4521, 19380), (4658, 18810), (4845, 18084), (4932, 17765), (5206, 16830), (5610, 15618), (5814, 15070), (6028, 14535), (6165, 14212), (6270, 13974), (6460, 13563), (6732, 13015), (6987, 12540), (7106, 12330), (7524, 11645), (7535, 11628), (7809, 11220), (8220, 10659), (8415, 10412), (9042, 9690), (9316, 9405)]