245223888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1$

素因数の和:1873

約数の個数: 160

約数和(自身を含む): 805281792

約数和(自身を除く): 560057904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 39, 42, 48, 52, 56, 62, 78, 84, 91, 93, 104, 112, 124, 156, 168, 182, 186, 208, 217, 248, 273, 312, 336, 364, 372, 403, 434, 496, 546, 624, 651, 728, 744, 806, 868, 1092, 1209, 1302, 1456, 1488, 1612, 1736, 1811, 2184, 2418, 2604, 2821, 3224, 3472, 3622, 4368, 4836, 5208, 5433, 5642, 6448, 7244, 8463, 9672, 10416, 10866, 11284, 12677, 14488, 16926, 19344, 21732, 22568, 23543, 25354, 28976, 33852, 38031, 43464, 45136, 47086, 50708, 56141, 67704, 70629, 76062, 86928, 94172, 101416, 112282, 135408, 141258, 152124, 164801, 168423, 188344, 202832, 224564, 282516, 304248, 329602, 336846, 376688, 392987, 449128, 494403, 565032, 608496, 659204, 673692, 729833, 785974, 898256, 988806, 1130064, 1178961, 1318408, 1347384, 1459666, 1571948, 1977612, 2189499, 2357922, 2636816, 2694768, 2919332, 3143896, 3955224, 4378998, 4715844, 5108831, 5838664, 6287792, 7910448, 8757996, 9431688, 10217662, 11677328, 15326493, 17515992, 18863376, 20435324, 30652986, 35031984, 40870648, 61305972, 81741296, 122611944, 245223888]

約数ペア:

[(1, 245223888), (2, 122611944), (3, 81741296), (4, 61305972), (6, 40870648), (7, 35031984), (8, 30652986), (12, 20435324), (13, 18863376), (14, 17515992), (16, 15326493), (21, 11677328), (24, 10217662), (26, 9431688), (28, 8757996), (31, 7910448), (39, 6287792), (42, 5838664), (48, 5108831), (52, 4715844), (56, 4378998), (62, 3955224), (78, 3143896), (84, 2919332), (91, 2694768), (93, 2636816), (104, 2357922), (112, 2189499), (124, 1977612), (156, 1571948), (168, 1459666), (182, 1347384), (186, 1318408), (208, 1178961), (217, 1130064), (248, 988806), (273, 898256), (312, 785974), (336, 729833), (364, 673692), (372, 659204), (403, 608496), (434, 565032), (496, 494403), (546, 449128), (624, 392987), (651, 376688), (728, 336846), (744, 329602), (806, 304248), (868, 282516), (1092, 224564), (1209, 202832), (1302, 188344), (1456, 168423), (1488, 164801), (1612, 152124), (1736, 141258), (1811, 135408), (2184, 112282), (2418, 101416), (2604, 94172), (2821, 86928), (3224, 76062), (3472, 70629), (3622, 67704), (4368, 56141), (4836, 50708), (5208, 47086), (5433, 45136), (5642, 43464), (6448, 38031), (7244, 33852), (8463, 28976), (9672, 25354), (10416, 23543), (10866, 22568), (11284, 21732), (12677, 19344), (14488, 16926)]