20705642280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1487}}^1\times {\mathrm{12893}}^1$

素因数の和:14400

約数の個数: 128

約数和(自身を含む): 69070579200

約数和(自身を除く): 48364936920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1487, 2974, 4461, 5948, 7435, 8922, 11896, 12893, 13383, 14870, 17844, 22305, 25786, 26766, 29740, 35688, 38679, 40149, 44610, 51572, 53532, 59480, 64465, 66915, 77358, 80298, 89220, 103144, 107064, 116037, 128930, 133830, 154716, 160596, 178440, 193395, 200745, 232074, 257860, 267660, 309432, 321192, 348111, 386790, 401490, 464148, 515720, 535320, 580185, 696222, 773580, 802980, 928296, 1160370, 1392444, 1547160, 1605960, 1740555, 2320740, 2784888, 3481110, 4641480, 6962220, 13924440, 19171891, 38343782, 57515673, 76687564, 95859455, 115031346, 153375128, 172547019, 191718910, 230062692, 287578365, 345094038, 383437820, 460125384, 517641057, 575156730, 690188076, 766875640, 862735095, 1035282114, 1150313460, 1380376152, 1725470190, 2070564228, 2300626920, 2588205285, 3450940380, 4141128456, 5176410570, 6901880760, 10352821140, 20705642280]

約数ペア:

[(1, 20705642280), (2, 10352821140), (3, 6901880760), (4, 5176410570), (5, 4141128456), (6, 3450940380), (8, 2588205285), (9, 2300626920), (10, 2070564228), (12, 1725470190), (15, 1380376152), (18, 1150313460), (20, 1035282114), (24, 862735095), (27, 766875640), (30, 690188076), (36, 575156730), (40, 517641057), (45, 460125384), (54, 383437820), (60, 345094038), (72, 287578365), (90, 230062692), (108, 191718910), (120, 172547019), (135, 153375128), (180, 115031346), (216, 95859455), (270, 76687564), (360, 57515673), (540, 38343782), (1080, 19171891), (1487, 13924440), (2974, 6962220), (4461, 4641480), (5948, 3481110), (7435, 2784888), (8922, 2320740), (11896, 1740555), (12893, 1605960), (13383, 1547160), (14870, 1392444), (17844, 1160370), (22305, 928296), (25786, 802980), (26766, 773580), (29740, 696222), (35688, 580185), (38679, 535320), (40149, 515720), (44610, 464148), (51572, 401490), (53532, 386790), (59480, 348111), (64465, 321192), (66915, 309432), (77358, 267660), (80298, 257860), (89220, 232074), (103144, 200745), (107064, 193395), (116037, 178440), (128930, 160596), (133830, 154716)]