204419840

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5507}}^1$

素因数の和:5557

約数の個数: 72

約数和(自身を含む): 506625840

約数和(自身を除く): 302206000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 2320, 3712, 4640, 5507, 7424, 9280, 11014, 18560, 22028, 27535, 37120, 44056, 55070, 88112, 110140, 159703, 176224, 220280, 319406, 352448, 440560, 638812, 704896, 798515, 881120, 1277624, 1409792, 1597030, 1762240, 2555248, 3194060, 3524480, 5110496, 6388120, 7048960, 10220992, 12776240, 20441984, 25552480, 40883968, 51104960, 102209920, 204419840]

約数ペア:

[(1, 204419840), (2, 102209920), (4, 51104960), (5, 40883968), (8, 25552480), (10, 20441984), (16, 12776240), (20, 10220992), (29, 7048960), (32, 6388120), (40, 5110496), (58, 3524480), (64, 3194060), (80, 2555248), (116, 1762240), (128, 1597030), (145, 1409792), (160, 1277624), (232, 881120), (256, 798515), (290, 704896), (320, 638812), (464, 440560), (580, 352448), (640, 319406), (928, 220280), (1160, 176224), (1280, 159703), (1856, 110140), (2320, 88112), (3712, 55070), (4640, 44056), (5507, 37120), (7424, 27535), (9280, 22028), (11014, 18560)]