643186944

素因数分解:

$2^8\times 3^2\times {\mathrm{131}}^1\times {\mathrm{2131}}^1$

素因数の和:2284

約数の個数: 108

約数和(自身を含む): 1869499632

約数和(自身を除く): 1226312688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 131, 144, 192, 256, 262, 288, 384, 393, 524, 576, 768, 786, 1048, 1152, 1179, 1572, 2096, 2131, 2304, 2358, 3144, 4192, 4262, 4716, 6288, 6393, 8384, 8524, 9432, 12576, 12786, 16768, 17048, 18864, 19179, 25152, 25572, 33536, 34096, 37728, 38358, 50304, 51144, 68192, 75456, 76716, 100608, 102288, 136384, 150912, 153432, 204576, 272768, 279161, 301824, 306864, 409152, 545536, 558322, 613728, 818304, 837483, 1116644, 1227456, 1636608, 1674966, 2233288, 2454912, 2512449, 3349932, 4466576, 4909824, 5024898, 6699864, 8933152, 10049796, 13399728, 17866304, 20099592, 26799456, 35732608, 40199184, 53598912, 71465216, 80398368, 107197824, 160796736, 214395648, 321593472, 643186944]

約数ペア:

[(1, 643186944), (2, 321593472), (3, 214395648), (4, 160796736), (6, 107197824), (8, 80398368), (9, 71465216), (12, 53598912), (16, 40199184), (18, 35732608), (24, 26799456), (32, 20099592), (36, 17866304), (48, 13399728), (64, 10049796), (72, 8933152), (96, 6699864), (128, 5024898), (131, 4909824), (144, 4466576), (192, 3349932), (256, 2512449), (262, 2454912), (288, 2233288), (384, 1674966), (393, 1636608), (524, 1227456), (576, 1116644), (768, 837483), (786, 818304), (1048, 613728), (1152, 558322), (1179, 545536), (1572, 409152), (2096, 306864), (2131, 301824), (2304, 279161), (2358, 272768), (3144, 204576), (4192, 153432), (4262, 150912), (4716, 136384), (6288, 102288), (6393, 100608), (8384, 76716), (8524, 75456), (9432, 68192), (12576, 51144), (12786, 50304), (16768, 38358), (17048, 37728), (18864, 34096), (19179, 33536), (25152, 25572)]