287445180

素因数分解:

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

素因数の和:205

約数の個数: 216

約数和(自身を含む): 946625904

約数和(自身を除く): 659180724

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 121, 132, 137, 165, 170, 187, 204, 220, 242, 255, 274, 289, 330, 340, 363, 374, 411, 484, 510, 548, 561, 578, 605, 660, 685, 726, 748, 822, 867, 935, 1020, 1122, 1156, 1210, 1370, 1445, 1452, 1507, 1644, 1734, 1815, 1870, 2055, 2057, 2244, 2329, 2420, 2740, 2805, 2890, 3014, 3179, 3468, 3630, 3740, 4110, 4114, 4335, 4521, 4658, 5610, 5780, 6028, 6171, 6358, 6987, 7260, 7535, 8220, 8228, 8670, 9042, 9316, 9537, 10285, 11220, 11645, 12342, 12716, 13974, 15070, 15895, 16577, 17340, 18084, 19074, 20570, 22605, 23290, 24684, 25619, 27948, 30140, 30855, 31790, 33154, 34935, 34969, 38148, 39593, 41140, 45210, 46580, 47685, 49731, 51238, 61710, 63580, 66308, 69870, 69938, 76857, 79186, 82885, 90420, 95370, 99462, 102476, 104907, 118779, 123420, 128095, 139740, 139876, 153714, 158372, 165770, 174845, 190740, 197965, 198924, 209814, 237558, 248655, 256190, 281809, 307428, 331540, 349690, 384285, 395930, 419628, 435523, 475116, 497310, 512380, 524535, 563618, 593895, 699380, 768570, 791860, 845427, 871046, 994620, 1049070, 1127236, 1187790, 1306569, 1409045, 1537140, 1690854, 1742092, 2098140, 2177615, 2375580, 2613138, 2818090, 3381708, 4227135, 4355230, 4790753, 5226276, 5636180, 6532845, 8454270, 8710460, 9581506, 13065690, 14372259, 16908540, 19163012, 23953765, 26131380, 28744518, 47907530, 57489036, 71861295, 95815060, 143722590, 287445180]

約数ペア:

[(1, 287445180), (2, 143722590), (3, 95815060), (4, 71861295), (5, 57489036), (6, 47907530), (10, 28744518), (11, 26131380), (12, 23953765), (15, 19163012), (17, 16908540), (20, 14372259), (22, 13065690), (30, 9581506), (33, 8710460), (34, 8454270), (44, 6532845), (51, 5636180), (55, 5226276), (60, 4790753), (66, 4355230), (68, 4227135), (85, 3381708), (102, 2818090), (110, 2613138), (121, 2375580), (132, 2177615), (137, 2098140), (165, 1742092), (170, 1690854), (187, 1537140), (204, 1409045), (220, 1306569), (242, 1187790), (255, 1127236), (274, 1049070), (289, 994620), (330, 871046), (340, 845427), (363, 791860), (374, 768570), (411, 699380), (484, 593895), (510, 563618), (548, 524535), (561, 512380), (578, 497310), (605, 475116), (660, 435523), (685, 419628), (726, 395930), (748, 384285), (822, 349690), (867, 331540), (935, 307428), (1020, 281809), (1122, 256190), (1156, 248655), (1210, 237558), (1370, 209814), (1445, 198924), (1452, 197965), (1507, 190740), (1644, 174845), (1734, 165770), (1815, 158372), (1870, 153714), (2055, 139876), (2057, 139740), (2244, 128095), (2329, 123420), (2420, 118779), (2740, 104907), (2805, 102476), (2890, 99462), (3014, 95370), (3179, 90420), (3468, 82885), (3630, 79186), (3740, 76857), (4110, 69938), (4114, 69870), (4335, 66308), (4521, 63580), (4658, 61710), (5610, 51238), (5780, 49731), (6028, 47685), (6171, 46580), (6358, 45210), (6987, 41140), (7260, 39593), (7535, 38148), (8220, 34969), (8228, 34935), (8670, 33154), (9042, 31790), (9316, 30855), (9537, 30140), (10285, 27948), (11220, 25619), (11645, 24684), (12342, 23290), (12716, 22605), (13974, 20570), (15070, 19074), (15895, 18084), (16577, 17340)]