254403840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{683}}^1$

素因数の和:804

約数の個数: 144

約数和(自身を含む): 822080448

約数和(自身を除く): 567676608

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, 384, 388, 480, 485, 582, 640, 683, 768, 776, 960, 970, 1164, 1280, 1366, 1455, 1552, 1920, 1940, 2049, 2328, 2732, 2910, 3104, 3415, 3840, 3880, 4098, 4656, 5464, 5820, 6208, 6830, 7760, 8196, 9312, 10245, 10928, 11640, 12416, 13660, 15520, 16392, 18624, 20490, 21856, 23280, 24832, 27320, 31040, 32784, 37248, 40980, 43712, 46560, 54640, 62080, 65568, 66251, 74496, 81960, 87424, 93120, 109280, 124160, 131136, 132502, 163920, 174848, 186240, 198753, 218560, 262272, 265004, 327840, 331255, 372480, 397506, 437120, 524544, 530008, 655680, 662510, 795012, 874240, 993765, 1060016, 1311360, 1325020, 1590024, 1987530, 2120032, 2622720, 2650040, 3180048, 3975060, 4240064, 5300080, 6360096, 7950120, 8480128, 10600160, 12720192, 15900240, 16960256, 21200320, 25440384, 31800480, 42400640, 50880768, 63600960, 84801280, 127201920, 254403840]

約数ペア:

[(1, 254403840), (2, 127201920), (3, 84801280), (4, 63600960), (5, 50880768), (6, 42400640), (8, 31800480), (10, 25440384), (12, 21200320), (15, 16960256), (16, 15900240), (20, 12720192), (24, 10600160), (30, 8480128), (32, 7950120), (40, 6360096), (48, 5300080), (60, 4240064), (64, 3975060), (80, 3180048), (96, 2650040), (97, 2622720), (120, 2120032), (128, 1987530), (160, 1590024), (192, 1325020), (194, 1311360), (240, 1060016), (256, 993765), (291, 874240), (320, 795012), (384, 662510), (388, 655680), (480, 530008), (485, 524544), (582, 437120), (640, 397506), (683, 372480), (768, 331255), (776, 327840), (960, 265004), (970, 262272), (1164, 218560), (1280, 198753), (1366, 186240), (1455, 174848), (1552, 163920), (1920, 132502), (1940, 131136), (2049, 124160), (2328, 109280), (2732, 93120), (2910, 87424), (3104, 81960), (3415, 74496), (3840, 66251), (3880, 65568), (4098, 62080), (4656, 54640), (5464, 46560), (5820, 43712), (6208, 40980), (6830, 37248), (7760, 32784), (8196, 31040), (9312, 27320), (10245, 24832), (10928, 23280), (11640, 21856), (12416, 20490), (13660, 18624), (15520, 16392)]