15707439080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1\times {\mathrm{587}}^1$

素因数の和:1011

約数の個数: 128

約数和(自身を含む): 37683273600

約数和(自身を除く): 21975834520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 137, 152, 190, 257, 274, 380, 514, 548, 587, 685, 760, 1028, 1096, 1174, 1285, 1370, 2056, 2348, 2570, 2603, 2740, 2935, 4696, 4883, 5140, 5206, 5480, 5870, 9766, 10280, 10412, 11153, 11740, 13015, 19532, 20824, 22306, 23480, 24415, 26030, 35209, 39064, 44612, 48830, 52060, 55765, 70418, 80419, 89224, 97660, 104120, 111530, 140836, 150859, 160838, 176045, 195320, 223060, 281672, 301718, 321676, 352090, 402095, 446120, 603436, 643352, 668971, 704180, 754295, 804190, 1206872, 1337942, 1408360, 1508590, 1527961, 1608380, 2675884, 2866321, 3017180, 3055922, 3216760, 3344855, 5351768, 5732642, 6034360, 6111844, 6689710, 7639805, 11465284, 12223688, 13379420, 14331605, 15279610, 20667683, 22930568, 26758840, 28663210, 30559220, 41335366, 57326420, 61118440, 82670732, 103338415, 114652840, 165341464, 206676830, 392685977, 413353660, 785371954, 826707320, 1570743908, 1963429885, 3141487816, 3926859770, 7853719540, 15707439080]

約数ペア:

[(1, 15707439080), (2, 7853719540), (4, 3926859770), (5, 3141487816), (8, 1963429885), (10, 1570743908), (19, 826707320), (20, 785371954), (38, 413353660), (40, 392685977), (76, 206676830), (95, 165341464), (137, 114652840), (152, 103338415), (190, 82670732), (257, 61118440), (274, 57326420), (380, 41335366), (514, 30559220), (548, 28663210), (587, 26758840), (685, 22930568), (760, 20667683), (1028, 15279610), (1096, 14331605), (1174, 13379420), (1285, 12223688), (1370, 11465284), (2056, 7639805), (2348, 6689710), (2570, 6111844), (2603, 6034360), (2740, 5732642), (2935, 5351768), (4696, 3344855), (4883, 3216760), (5140, 3055922), (5206, 3017180), (5480, 2866321), (5870, 2675884), (9766, 1608380), (10280, 1527961), (10412, 1508590), (11153, 1408360), (11740, 1337942), (13015, 1206872), (19532, 804190), (20824, 754295), (22306, 704180), (23480, 668971), (24415, 643352), (26030, 603436), (35209, 446120), (39064, 402095), (44612, 352090), (48830, 321676), (52060, 301718), (55765, 281672), (70418, 223060), (80419, 195320), (89224, 176045), (97660, 160838), (104120, 150859), (111530, 140836)]