18878531880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{124759}}^1$

素因数の和:124883

約数の個数: 128

約数和(自身を含む): 61621459200

約数和(自身を除く): 42742927320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 97, 104, 120, 130, 156, 194, 195, 260, 291, 312, 388, 390, 485, 520, 582, 776, 780, 970, 1164, 1261, 1455, 1560, 1940, 2328, 2522, 2910, 3783, 3880, 5044, 5820, 6305, 7566, 10088, 11640, 12610, 15132, 18915, 25220, 30264, 37830, 50440, 75660, 124759, 151320, 249518, 374277, 499036, 623795, 748554, 998072, 1247590, 1497108, 1621867, 1871385, 2495180, 2994216, 3243734, 3742770, 4865601, 4990360, 6487468, 7485540, 8109335, 9731202, 12101623, 12974936, 14971080, 16218670, 19462404, 24203246, 24328005, 32437340, 36304869, 38924808, 48406492, 48656010, 60508115, 64874680, 72609738, 96812984, 97312020, 121016230, 145219476, 157321099, 181524345, 194624040, 242032460, 290438952, 314642198, 363048690, 471963297, 484064920, 629284396, 726097380, 786605495, 943926594, 1258568792, 1452194760, 1573210990, 1887853188, 2359816485, 3146421980, 3775706376, 4719632970, 6292843960, 9439265940, 18878531880]

約数ペア:

[(1, 18878531880), (2, 9439265940), (3, 6292843960), (4, 4719632970), (5, 3775706376), (6, 3146421980), (8, 2359816485), (10, 1887853188), (12, 1573210990), (13, 1452194760), (15, 1258568792), (20, 943926594), (24, 786605495), (26, 726097380), (30, 629284396), (39, 484064920), (40, 471963297), (52, 363048690), (60, 314642198), (65, 290438952), (78, 242032460), (97, 194624040), (104, 181524345), (120, 157321099), (130, 145219476), (156, 121016230), (194, 97312020), (195, 96812984), (260, 72609738), (291, 64874680), (312, 60508115), (388, 48656010), (390, 48406492), (485, 38924808), (520, 36304869), (582, 32437340), (776, 24328005), (780, 24203246), (970, 19462404), (1164, 16218670), (1261, 14971080), (1455, 12974936), (1560, 12101623), (1940, 9731202), (2328, 8109335), (2522, 7485540), (2910, 6487468), (3783, 4990360), (3880, 4865601), (5044, 3742770), (5820, 3243734), (6305, 2994216), (7566, 2495180), (10088, 1871385), (11640, 1621867), (12610, 1497108), (15132, 1247590), (18915, 998072), (25220, 748554), (30264, 623795), (37830, 499036), (50440, 374277), (75660, 249518), (124759, 151320)]