281689632

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{19961}}^1$

素因数の和:19991

約数の個数: 108

約数和(自身を含む): 931886046

約数和(自身を除く): 650196414

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, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1568, 1764, 2016, 2352, 3528, 4704, 7056, 14112, 19961, 39922, 59883, 79844, 119766, 139727, 159688, 179649, 239532, 279454, 319376, 359298, 419181, 479064, 558908, 638752, 718596, 838362, 958128, 978089, 1117816, 1257543, 1437192, 1676724, 1916256, 1956178, 2235632, 2515086, 2874384, 2934267, 3353448, 3912356, 4471264, 5030172, 5748768, 5868534, 6706896, 7824712, 8802801, 10060344, 11737068, 13413792, 15649424, 17605602, 20120688, 23474136, 31298848, 35211204, 40241376, 46948272, 70422408, 93896544, 140844816, 281689632]

約数ペア:

[(1, 281689632), (2, 140844816), (3, 93896544), (4, 70422408), (6, 46948272), (7, 40241376), (8, 35211204), (9, 31298848), (12, 23474136), (14, 20120688), (16, 17605602), (18, 15649424), (21, 13413792), (24, 11737068), (28, 10060344), (32, 8802801), (36, 7824712), (42, 6706896), (48, 5868534), (49, 5748768), (56, 5030172), (63, 4471264), (72, 3912356), (84, 3353448), (96, 2934267), (98, 2874384), (112, 2515086), (126, 2235632), (144, 1956178), (147, 1916256), (168, 1676724), (196, 1437192), (224, 1257543), (252, 1117816), (288, 978089), (294, 958128), (336, 838362), (392, 718596), (441, 638752), (504, 558908), (588, 479064), (672, 419181), (784, 359298), (882, 319376), (1008, 279454), (1176, 239532), (1568, 179649), (1764, 159688), (2016, 139727), (2352, 119766), (3528, 79844), (4704, 59883), (7056, 39922), (14112, 19961)]