123290880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 399021504

約数和(自身を除く): 275730624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 128, 160, 192, 194, 240, 256, 291, 320, 331, 384, 388, 480, 485, 582, 640, 662, 768, 776, 960, 970, 993, 1164, 1280, 1324, 1455, 1552, 1655, 1920, 1940, 1986, 2328, 2648, 2910, 3104, 3310, 3840, 3880, 3972, 4656, 4965, 5296, 5820, 6208, 6620, 7760, 7944, 9312, 9930, 10592, 11640, 12416, 13240, 15520, 15888, 18624, 19860, 21184, 23280, 24832, 26480, 31040, 31776, 32107, 37248, 39720, 42368, 46560, 52960, 62080, 63552, 64214, 74496, 79440, 84736, 93120, 96321, 105920, 124160, 127104, 128428, 158880, 160535, 186240, 192642, 211840, 254208, 256856, 317760, 321070, 372480, 385284, 423680, 481605, 513712, 635520, 642140, 770568, 963210, 1027424, 1271040, 1284280, 1541136, 1926420, 2054848, 2568560, 3082272, 3852840, 4109696, 5137120, 6164544, 7705680, 8219392, 10274240, 12329088, 15411360, 20548480, 24658176, 30822720, 41096960, 61645440, 123290880]

約数ペア:

[(1, 123290880), (2, 61645440), (3, 41096960), (4, 30822720), (5, 24658176), (6, 20548480), (8, 15411360), (10, 12329088), (12, 10274240), (15, 8219392), (16, 7705680), (20, 6164544), (24, 5137120), (30, 4109696), (32, 3852840), (40, 3082272), (48, 2568560), (60, 2054848), (64, 1926420), (80, 1541136), (96, 1284280), (97, 1271040), (120, 1027424), (128, 963210), (160, 770568), (192, 642140), (194, 635520), (240, 513712), (256, 481605), (291, 423680), (320, 385284), (331, 372480), (384, 321070), (388, 317760), (480, 256856), (485, 254208), (582, 211840), (640, 192642), (662, 186240), (768, 160535), (776, 158880), (960, 128428), (970, 127104), (993, 124160), (1164, 105920), (1280, 96321), (1324, 93120), (1455, 84736), (1552, 79440), (1655, 74496), (1920, 64214), (1940, 63552), (1986, 62080), (2328, 52960), (2648, 46560), (2910, 42368), (3104, 39720), (3310, 37248), (3840, 32107), (3880, 31776), (3972, 31040), (4656, 26480), (4965, 24832), (5296, 23280), (5820, 21184), (6208, 19860), (6620, 18624), (7760, 15888), (7944, 15520), (9312, 13240), (9930, 12416), (10592, 11640)]