31887272.000000000

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1242

約数の個数: 160

約数和(自身を含む): 656624640

約数和(自身を除く): 451017264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 36, 39, 48, 52, 54, 62, 72, 78, 93, 104, 108, 117, 124, 144, 156, 186, 208, 216, 234, 248, 279, 312, 351, 372, 403, 432, 468, 496, 558, 624, 702, 744, 806, 837, 936, 1116, 1181, 1209, 1404, 1488, 1612, 1674, 1872, 2232, 2362, 2418, 2808, 3224, 3348, 3543, 3627, 4464, 4724, 4836, 5616, 6448, 6696, 7086, 7254, 9448, 9672, 10629, 10881, 13392, 14172, 14508, 15353, 18896, 19344, 21258, 21762, 28344, 29016, 30706, 31887, 36611, 42516, 43524, 46059, 56688, 58032, 61412, 63774, 73222, 85032, 87048, 92118, 109833, 122824, 127548, 138177, 146444, 170064, 174096, 184236, 219666, 245648, 255096, 276354, 292888, 329499, 368472, 414531, 439332, 475943, 510192, 552708, 585776, 658998, 736944, 829062, 878664, 951886, 988497, 1105416, 1317996, 1427829, 1658124, 1757328, 1903772, 1976994, 2210832, 2635992, 2855658, 3316248, 3807544, 3953988, 4283487, 5271984, 5711316, 6632496, 7615088, 7907976, 8566974, 11422632, 12850461, 15815952, 17133948, 22845264, 25700922, 34267896, 51401844, 68535792, 102803688, 205607376]

約数ペア:

[(1, 205607376), (2, 102803688), (3, 68535792), (4, 51401844), (6, 34267896), (8, 25700922), (9, 22845264), (12, 17133948), (13, 15815952), (16, 12850461), (18, 11422632), (24, 8566974), (26, 7907976), (27, 7615088), (31, 6632496), (36, 5711316), (39, 5271984), (48, 4283487), (52, 3953988), (54, 3807544), (62, 3316248), (72, 2855658), (78, 2635992), (93, 2210832), (104, 1976994), (108, 1903772), (117, 1757328), (124, 1658124), (144, 1427829), (156, 1317996), (186, 1105416), (208, 988497), (216, 951886), (234, 878664), (248, 829062), (279, 736944), (312, 658998), (351, 585776), (372, 552708), (403, 510192), (432, 475943), (468, 439332), (496, 414531), (558, 368472), (624, 329499), (702, 292888), (744, 276354), (806, 255096), (837, 245648), (936, 219666), (1116, 184236), (1181, 174096), (1209, 170064), (1404, 146444), (1488, 138177), (1612, 127548), (1674, 122824), (1872, 109833), (2232, 92118), (2362, 87048), (2418, 85032), (2808, 73222), (3224, 63774), (3348, 61412), (3543, 58032), (3627, 56688), (4464, 46059), (4724, 43524), (4836, 42516), (5616, 36611), (6448, 31887), (6696, 30706), (7086, 29016), (7254, 28344), (9448, 21762), (9672, 21258), (10629, 19344), (10881, 18896), (13392, 15353), (14172, 14508)]