201620300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1840

約数の個数: 108

約数和(自身を含む): 531372240

約数和(自身を除く): 329751940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 49, 50, 70, 92, 98, 100, 115, 140, 161, 175, 196, 230, 245, 322, 350, 460, 490, 575, 644, 700, 805, 980, 1127, 1150, 1225, 1610, 1789, 2254, 2300, 2450, 3220, 3578, 4025, 4508, 4900, 5635, 7156, 8050, 8945, 11270, 12523, 16100, 17890, 22540, 25046, 28175, 35780, 41147, 44725, 50092, 56350, 62615, 82294, 87661, 89450, 112700, 125230, 164588, 175322, 178900, 205735, 250460, 288029, 313075, 350644, 411470, 438305, 576058, 626150, 822940, 876610, 1028675, 1152116, 1252300, 1440145, 1753220, 2016203, 2057350, 2191525, 2880290, 4032406, 4114700, 4383050, 5760580, 7200725, 8064812, 8766100, 10081015, 14401450, 20162030, 28802900, 40324060, 50405075, 100810150, 201620300]

約数ペア:

[(1, 201620300), (2, 100810150), (4, 50405075), (5, 40324060), (7, 28802900), (10, 20162030), (14, 14401450), (20, 10081015), (23, 8766100), (25, 8064812), (28, 7200725), (35, 5760580), (46, 4383050), (49, 4114700), (50, 4032406), (70, 2880290), (92, 2191525), (98, 2057350), (100, 2016203), (115, 1753220), (140, 1440145), (161, 1252300), (175, 1152116), (196, 1028675), (230, 876610), (245, 822940), (322, 626150), (350, 576058), (460, 438305), (490, 411470), (575, 350644), (644, 313075), (700, 288029), (805, 250460), (980, 205735), (1127, 178900), (1150, 175322), (1225, 164588), (1610, 125230), (1789, 112700), (2254, 89450), (2300, 87661), (2450, 82294), (3220, 62615), (3578, 56350), (4025, 50092), (4508, 44725), (4900, 41147), (5635, 35780), (7156, 28175), (8050, 25046), (8945, 22540), (11270, 17890), (12523, 16100)]