240142368

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 690651360

約数和(自身を除く): 450508992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 76, 93, 96, 114, 124, 137, 152, 186, 228, 248, 274, 304, 372, 411, 456, 496, 548, 589, 608, 744, 822, 912, 961, 992, 1096, 1178, 1488, 1644, 1767, 1824, 1922, 2192, 2356, 2603, 2883, 2976, 3288, 3534, 3844, 4247, 4384, 4712, 5206, 5766, 6576, 7068, 7688, 7809, 8494, 9424, 10412, 11532, 12741, 13152, 14136, 15376, 15618, 16988, 18259, 18848, 20824, 23064, 25482, 28272, 30752, 31236, 33976, 36518, 41648, 46128, 50964, 54777, 56544, 62472, 67952, 73036, 80693, 83296, 92256, 101928, 109554, 124944, 131657, 135904, 146072, 161386, 203856, 219108, 242079, 249888, 263314, 292144, 322772, 394971, 407712, 438216, 484158, 526628, 584288, 645544, 789942, 876432, 968316, 1053256, 1291088, 1579884, 1752864, 1936632, 2106512, 2501483, 2582176, 3159768, 3873264, 4213024, 5002966, 6319536, 7504449, 7746528, 10005932, 12639072, 15008898, 20011864, 30017796, 40023728, 60035592, 80047456, 120071184, 240142368]

約数ペア:

[(1, 240142368), (2, 120071184), (3, 80047456), (4, 60035592), (6, 40023728), (8, 30017796), (12, 20011864), (16, 15008898), (19, 12639072), (24, 10005932), (31, 7746528), (32, 7504449), (38, 6319536), (48, 5002966), (57, 4213024), (62, 3873264), (76, 3159768), (93, 2582176), (96, 2501483), (114, 2106512), (124, 1936632), (137, 1752864), (152, 1579884), (186, 1291088), (228, 1053256), (248, 968316), (274, 876432), (304, 789942), (372, 645544), (411, 584288), (456, 526628), (496, 484158), (548, 438216), (589, 407712), (608, 394971), (744, 322772), (822, 292144), (912, 263314), (961, 249888), (992, 242079), (1096, 219108), (1178, 203856), (1488, 161386), (1644, 146072), (1767, 135904), (1824, 131657), (1922, 124944), (2192, 109554), (2356, 101928), (2603, 92256), (2883, 83296), (2976, 80693), (3288, 73036), (3534, 67952), (3844, 62472), (4247, 56544), (4384, 54777), (4712, 50964), (5206, 46128), (5766, 41648), (6576, 36518), (7068, 33976), (7688, 31236), (7809, 30752), (8494, 28272), (9424, 25482), (10412, 23064), (11532, 20824), (12741, 18848), (13152, 18259), (14136, 16988), (15376, 15618)]