51380712

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 155282400

約数和(自身を除く): 103901688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 38, 46, 57, 69, 71, 72, 76, 92, 114, 138, 142, 152, 171, 184, 207, 213, 228, 276, 284, 342, 414, 426, 437, 456, 529, 552, 568, 639, 684, 828, 852, 874, 1058, 1278, 1311, 1349, 1368, 1587, 1633, 1656, 1704, 1748, 2116, 2556, 2622, 2698, 3174, 3266, 3496, 3933, 4047, 4232, 4761, 4899, 5112, 5244, 5396, 6348, 6532, 7866, 8094, 9522, 9798, 10051, 10488, 10792, 12141, 12696, 13064, 14697, 15732, 16188, 19044, 19596, 20102, 24282, 29394, 30153, 31027, 31464, 32376, 37559, 38088, 39192, 40204, 48564, 58788, 60306, 62054, 75118, 80408, 90459, 93081, 97128, 112677, 117576, 120612, 124108, 150236, 180918, 186162, 225354, 241224, 248216, 279243, 300472, 338031, 361836, 372324, 450708, 558486, 676062, 713621, 723672, 744648, 901416, 1116972, 1352124, 1427242, 2140863, 2233944, 2704248, 2854484, 4281726, 5708968, 6422589, 8563452, 12845178, 17126904, 25690356, 51380712]

約数ペア:

[(1, 51380712), (2, 25690356), (3, 17126904), (4, 12845178), (6, 8563452), (8, 6422589), (9, 5708968), (12, 4281726), (18, 2854484), (19, 2704248), (23, 2233944), (24, 2140863), (36, 1427242), (38, 1352124), (46, 1116972), (57, 901416), (69, 744648), (71, 723672), (72, 713621), (76, 676062), (92, 558486), (114, 450708), (138, 372324), (142, 361836), (152, 338031), (171, 300472), (184, 279243), (207, 248216), (213, 241224), (228, 225354), (276, 186162), (284, 180918), (342, 150236), (414, 124108), (426, 120612), (437, 117576), (456, 112677), (529, 97128), (552, 93081), (568, 90459), (639, 80408), (684, 75118), (828, 62054), (852, 60306), (874, 58788), (1058, 48564), (1278, 40204), (1311, 39192), (1349, 38088), (1368, 37559), (1587, 32376), (1633, 31464), (1656, 31027), (1704, 30153), (1748, 29394), (2116, 24282), (2556, 20102), (2622, 19596), (2698, 19044), (3174, 16188), (3266, 15732), (3496, 14697), (3933, 13064), (4047, 12696), (4232, 12141), (4761, 10792), (4899, 10488), (5112, 10051), (5244, 9798), (5396, 9522), (6348, 8094), (6532, 7866)]