15506021960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{2719}}^1$

素因数の和:3751

約数の個数: 128

約数和(自身を含む): 41044147200

約数和(自身を除く): 25538125240

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 997, 1144, 1430, 1994, 2719, 2860, 3988, 4985, 5438, 5720, 7976, 9970, 10876, 10967, 12961, 13595, 19940, 21752, 21934, 25922, 27190, 29909, 35347, 39880, 43868, 51844, 54380, 54835, 59818, 64805, 70694, 87736, 103688, 108760, 109670, 119636, 129610, 141388, 142571, 149545, 176735, 219340, 239272, 259220, 282776, 285142, 299090, 353470, 388817, 438680, 518440, 570284, 598180, 706940, 712855, 777634, 1140568, 1196360, 1413880, 1425710, 1555268, 1944085, 2710843, 2851420, 3110536, 3888170, 5421686, 5702840, 7776340, 10843372, 13554215, 15552680, 21686744, 27108430, 29819273, 35240959, 54216860, 59638546, 70481918, 108433720, 119277092, 140963836, 149096365, 176204795, 238554184, 281927672, 298192730, 352409590, 387650549, 596385460, 704819180, 775301098, 1192770920, 1409638360, 1550602196, 1938252745, 3101204392, 3876505490, 7753010980, 15506021960]

約数ペア:

[(1, 15506021960), (2, 7753010980), (4, 3876505490), (5, 3101204392), (8, 1938252745), (10, 1550602196), (11, 1409638360), (13, 1192770920), (20, 775301098), (22, 704819180), (26, 596385460), (40, 387650549), (44, 352409590), (52, 298192730), (55, 281927672), (65, 238554184), (88, 176204795), (104, 149096365), (110, 140963836), (130, 119277092), (143, 108433720), (220, 70481918), (260, 59638546), (286, 54216860), (440, 35240959), (520, 29819273), (572, 27108430), (715, 21686744), (997, 15552680), (1144, 13554215), (1430, 10843372), (1994, 7776340), (2719, 5702840), (2860, 5421686), (3988, 3888170), (4985, 3110536), (5438, 2851420), (5720, 2710843), (7976, 1944085), (9970, 1555268), (10876, 1425710), (10967, 1413880), (12961, 1196360), (13595, 1140568), (19940, 777634), (21752, 712855), (21934, 706940), (25922, 598180), (27190, 570284), (29909, 518440), (35347, 438680), (39880, 388817), (43868, 353470), (51844, 299090), (54380, 285142), (54835, 282776), (59818, 259220), (64805, 239272), (70694, 219340), (87736, 176735), (103688, 149545), (108760, 142571), (109670, 141388), (119636, 129610)]