245735040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1130

約数の個数: 128

約数和(自身を含む): 790067520

約数和(自身を除く): 544332480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 262, 320, 384, 393, 480, 524, 640, 655, 786, 960, 977, 1048, 1310, 1572, 1920, 1954, 1965, 2096, 2620, 2931, 3144, 3908, 3930, 4192, 4885, 5240, 5862, 6288, 7816, 7860, 8384, 9770, 10480, 11724, 12576, 14655, 15632, 15720, 16768, 19540, 20960, 23448, 25152, 29310, 31264, 31440, 39080, 41920, 46896, 50304, 58620, 62528, 62880, 78160, 83840, 93792, 117240, 125056, 125760, 127987, 156320, 187584, 234480, 251520, 255974, 312640, 375168, 383961, 468960, 511948, 625280, 639935, 767922, 937920, 1023896, 1279870, 1535844, 1875840, 1919805, 2047792, 2559740, 3071688, 3839610, 4095584, 5119480, 6143376, 7679220, 8191168, 10238960, 12286752, 15358440, 16382336, 20477920, 24573504, 30716880, 40955840, 49147008, 61433760, 81911680, 122867520, 245735040]

約数ペア:

[(1, 245735040), (2, 122867520), (3, 81911680), (4, 61433760), (5, 49147008), (6, 40955840), (8, 30716880), (10, 24573504), (12, 20477920), (15, 16382336), (16, 15358440), (20, 12286752), (24, 10238960), (30, 8191168), (32, 7679220), (40, 6143376), (48, 5119480), (60, 4095584), (64, 3839610), (80, 3071688), (96, 2559740), (120, 2047792), (128, 1919805), (131, 1875840), (160, 1535844), (192, 1279870), (240, 1023896), (262, 937920), (320, 767922), (384, 639935), (393, 625280), (480, 511948), (524, 468960), (640, 383961), (655, 375168), (786, 312640), (960, 255974), (977, 251520), (1048, 234480), (1310, 187584), (1572, 156320), (1920, 127987), (1954, 125760), (1965, 125056), (2096, 117240), (2620, 93792), (2931, 83840), (3144, 78160), (3908, 62880), (3930, 62528), (4192, 58620), (4885, 50304), (5240, 46896), (5862, 41920), (6288, 39080), (7816, 31440), (7860, 31264), (8384, 29310), (9770, 25152), (10480, 23448), (11724, 20960), (12576, 19540), (14655, 16768), (15632, 15720)]