249281280

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{7213}}^1$

素因数の和:7243

約数の個数: 144

約数和(自身を含む): 884724960

約数和(自身を除く): 635443680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 7213, 8640, 11520, 14426, 17280, 21639, 28852, 34560, 36065, 43278, 57704, 64917, 72130, 86556, 108195, 115408, 129834, 144260, 173112, 194751, 216390, 230816, 259668, 288520, 324585, 346224, 389502, 432780, 461632, 519336, 577040, 649170, 692448, 779004, 865560, 923264, 973755, 1038672, 1154080, 1298340, 1384896, 1558008, 1731120, 1846528, 1947510, 2077344, 2308160, 2596680, 2769792, 3116016, 3462240, 3895020, 4154688, 4616320, 5193360, 5539584, 6232032, 6924480, 7790040, 8309376, 9232640, 10386720, 12464064, 13848960, 15580080, 16618752, 20773440, 24928128, 27697920, 31160160, 41546880, 49856256, 62320320, 83093760, 124640640, 249281280]

約数ペア:

[(1, 249281280), (2, 124640640), (3, 83093760), (4, 62320320), (5, 49856256), (6, 41546880), (8, 31160160), (9, 27697920), (10, 24928128), (12, 20773440), (15, 16618752), (16, 15580080), (18, 13848960), (20, 12464064), (24, 10386720), (27, 9232640), (30, 8309376), (32, 7790040), (36, 6924480), (40, 6232032), (45, 5539584), (48, 5193360), (54, 4616320), (60, 4154688), (64, 3895020), (72, 3462240), (80, 3116016), (90, 2769792), (96, 2596680), (108, 2308160), (120, 2077344), (128, 1947510), (135, 1846528), (144, 1731120), (160, 1558008), (180, 1384896), (192, 1298340), (216, 1154080), (240, 1038672), (256, 973755), (270, 923264), (288, 865560), (320, 779004), (360, 692448), (384, 649170), (432, 577040), (480, 519336), (540, 461632), (576, 432780), (640, 389502), (720, 346224), (768, 324585), (864, 288520), (960, 259668), (1080, 230816), (1152, 216390), (1280, 194751), (1440, 173112), (1728, 144260), (1920, 129834), (2160, 115408), (2304, 108195), (2880, 86556), (3456, 72130), (3840, 64917), (4320, 57704), (5760, 43278), (6912, 36065), (7213, 34560), (8640, 28852), (11520, 21639), (14426, 17280)]