220538880

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{2393}}^1$

素因数の和:2426

約数の個数: 144

約数和(自身を含む): 764667540

約数和(自身を除く): 544128660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2393, 2560, 2880, 3072, 3840, 4608, 4786, 5120, 5760, 6144, 7179, 7680, 9216, 9572, 10240, 11520, 11965, 14358, 15360, 18432, 19144, 21537, 23040, 23930, 28716, 30720, 35895, 38288, 43074, 46080, 47860, 57432, 71790, 76576, 86148, 92160, 95720, 107685, 114864, 143580, 153152, 172296, 191440, 215370, 229728, 287160, 306304, 344592, 382880, 430740, 459456, 574320, 612608, 689184, 765760, 861480, 918912, 1148640, 1225216, 1378368, 1531520, 1722960, 1837824, 2297280, 2450432, 2756736, 3063040, 3445920, 3675648, 4594560, 4900864, 5513472, 6126080, 6891840, 7351296, 9189120, 11026944, 12252160, 13783680, 14702592, 18378240, 22053888, 24504320, 27567360, 36756480, 44107776, 55134720, 73512960, 110269440, 220538880]

約数ペア:

[(1, 220538880), (2, 110269440), (3, 73512960), (4, 55134720), (5, 44107776), (6, 36756480), (8, 27567360), (9, 24504320), (10, 22053888), (12, 18378240), (15, 14702592), (16, 13783680), (18, 12252160), (20, 11026944), (24, 9189120), (30, 7351296), (32, 6891840), (36, 6126080), (40, 5513472), (45, 4900864), (48, 4594560), (60, 3675648), (64, 3445920), (72, 3063040), (80, 2756736), (90, 2450432), (96, 2297280), (120, 1837824), (128, 1722960), (144, 1531520), (160, 1378368), (180, 1225216), (192, 1148640), (240, 918912), (256, 861480), (288, 765760), (320, 689184), (360, 612608), (384, 574320), (480, 459456), (512, 430740), (576, 382880), (640, 344592), (720, 306304), (768, 287160), (960, 229728), (1024, 215370), (1152, 191440), (1280, 172296), (1440, 153152), (1536, 143580), (1920, 114864), (2048, 107685), (2304, 95720), (2393, 92160), (2560, 86148), (2880, 76576), (3072, 71790), (3840, 57432), (4608, 47860), (4786, 46080), (5120, 43074), (5760, 38288), (6144, 35895), (7179, 30720), (7680, 28716), (9216, 23930), (9572, 23040), (10240, 21537), (11520, 19144), (11965, 18432), (14358, 15360)]