338637180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{839}}^1$

素因数の和:920

約数の個数: 144

約数和(自身を含む): 1121057280

約数和(自身を除く): 782420100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 839, 868, 930, 961, 1085, 1302, 1678, 1860, 1922, 2170, 2517, 2604, 2883, 3255, 3356, 3844, 4195, 4340, 4805, 5034, 5766, 5873, 6510, 6727, 8390, 9610, 10068, 11532, 11746, 12585, 13020, 13454, 14415, 16780, 17619, 19220, 20181, 23492, 25170, 26009, 26908, 28830, 29365, 33635, 35238, 40362, 50340, 52018, 57660, 58730, 67270, 70476, 78027, 80724, 88095, 100905, 104036, 117460, 130045, 134540, 156054, 176190, 182063, 201810, 260090, 312108, 352380, 364126, 390135, 403620, 520180, 546189, 728252, 780270, 806279, 910315, 1092378, 1560540, 1612558, 1820630, 2184756, 2418837, 2730945, 3225116, 3641260, 4031395, 4837674, 5461890, 5643953, 8062790, 9675348, 10923780, 11287906, 12094185, 16125580, 16931859, 22575812, 24188370, 28219765, 33863718, 48376740, 56439530, 67727436, 84659295, 112879060, 169318590, 338637180]

約数ペア:

[(1, 338637180), (2, 169318590), (3, 112879060), (4, 84659295), (5, 67727436), (6, 56439530), (7, 48376740), (10, 33863718), (12, 28219765), (14, 24188370), (15, 22575812), (20, 16931859), (21, 16125580), (28, 12094185), (30, 11287906), (31, 10923780), (35, 9675348), (42, 8062790), (60, 5643953), (62, 5461890), (70, 4837674), (84, 4031395), (93, 3641260), (105, 3225116), (124, 2730945), (140, 2418837), (155, 2184756), (186, 1820630), (210, 1612558), (217, 1560540), (310, 1092378), (372, 910315), (420, 806279), (434, 780270), (465, 728252), (620, 546189), (651, 520180), (839, 403620), (868, 390135), (930, 364126), (961, 352380), (1085, 312108), (1302, 260090), (1678, 201810), (1860, 182063), (1922, 176190), (2170, 156054), (2517, 134540), (2604, 130045), (2883, 117460), (3255, 104036), (3356, 100905), (3844, 88095), (4195, 80724), (4340, 78027), (4805, 70476), (5034, 67270), (5766, 58730), (5873, 57660), (6510, 52018), (6727, 50340), (8390, 40362), (9610, 35238), (10068, 33635), (11532, 29365), (11746, 28830), (12585, 26908), (13020, 26009), (13454, 25170), (14415, 23492), (16780, 20181), (17619, 19220)]