31091480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:601

約数の個数: 96

約数和(自身を含む): 84337200

約数和(自身を除く): 53245720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 547, 580, 812, 980, 1015, 1094, 1160, 1421, 1624, 1960, 2030, 2188, 2735, 2842, 3829, 4060, 4376, 5470, 5684, 7105, 7658, 8120, 10940, 11368, 14210, 15316, 15863, 19145, 21880, 26803, 28420, 30632, 31726, 38290, 53606, 56840, 63452, 76580, 79315, 107212, 111041, 126904, 134015, 153160, 158630, 214424, 222082, 268030, 317260, 444164, 536060, 555205, 634520, 777287, 888328, 1072120, 1110410, 1554574, 2220820, 3109148, 3886435, 4441640, 6218296, 7772870, 15545740, 31091480]

約数ペア:

[(1, 31091480), (2, 15545740), (4, 7772870), (5, 6218296), (7, 4441640), (8, 3886435), (10, 3109148), (14, 2220820), (20, 1554574), (28, 1110410), (29, 1072120), (35, 888328), (40, 777287), (49, 634520), (56, 555205), (58, 536060), (70, 444164), (98, 317260), (116, 268030), (140, 222082), (145, 214424), (196, 158630), (203, 153160), (232, 134015), (245, 126904), (280, 111041), (290, 107212), (392, 79315), (406, 76580), (490, 63452), (547, 56840), (580, 53606), (812, 38290), (980, 31726), (1015, 30632), (1094, 28420), (1160, 26803), (1421, 21880), (1624, 19145), (1960, 15863), (2030, 15316), (2188, 14210), (2735, 11368), (2842, 10940), (3829, 8120), (4060, 7658), (4376, 7105), (5470, 5684)]