1988155008

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{35221}}^1$

素因数の和:35255

約数の個数: 144

約数和(自身を含む): 6655373010

約数和(自身を除く): 4667218002

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 384, 392, 441, 448, 504, 576, 588, 672, 784, 882, 896, 1008, 1152, 1176, 1344, 1568, 1764, 2016, 2352, 2688, 3136, 3528, 4032, 4704, 6272, 7056, 8064, 9408, 14112, 18816, 28224, 35221, 56448, 70442, 105663, 140884, 211326, 246547, 281768, 316989, 422652, 493094, 563536, 633978, 739641, 845304, 986188, 1127072, 1267956, 1479282, 1690608, 1725829, 1972376, 2218923, 2254144, 2535912, 2958564, 3381216, 3451658, 3944752, 4437846, 4508288, 5071824, 5177487, 5917128, 6762432, 6903316, 7889504, 8875692, 10143648, 10354974, 11834256, 13524864, 13806632, 15532461, 15779008, 17751384, 20287296, 20709948, 23668512, 27613264, 31064922, 31558016, 35502768, 40574592, 41419896, 47337024, 55226528, 62129844, 71005536, 82839792, 94674048, 110453056, 124259688, 142011072, 165679584, 220906112, 248519376, 284022144, 331359168, 497038752, 662718336, 994077504, 1988155008]

約数ペア:

[(1, 1988155008), (2, 994077504), (3, 662718336), (4, 497038752), (6, 331359168), (7, 284022144), (8, 248519376), (9, 220906112), (12, 165679584), (14, 142011072), (16, 124259688), (18, 110453056), (21, 94674048), (24, 82839792), (28, 71005536), (32, 62129844), (36, 55226528), (42, 47337024), (48, 41419896), (49, 40574592), (56, 35502768), (63, 31558016), (64, 31064922), (72, 27613264), (84, 23668512), (96, 20709948), (98, 20287296), (112, 17751384), (126, 15779008), (128, 15532461), (144, 13806632), (147, 13524864), (168, 11834256), (192, 10354974), (196, 10143648), (224, 8875692), (252, 7889504), (288, 6903316), (294, 6762432), (336, 5917128), (384, 5177487), (392, 5071824), (441, 4508288), (448, 4437846), (504, 3944752), (576, 3451658), (588, 3381216), (672, 2958564), (784, 2535912), (882, 2254144), (896, 2218923), (1008, 1972376), (1152, 1725829), (1176, 1690608), (1344, 1479282), (1568, 1267956), (1764, 1127072), (2016, 986188), (2352, 845304), (2688, 739641), (3136, 633978), (3528, 563536), (4032, 493094), (4704, 422652), (6272, 316989), (7056, 281768), (8064, 246547), (9408, 211326), (14112, 140884), (18816, 105663), (28224, 70442), (35221, 56448)]