1318752760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1051}}^1$

素因数の和:1221

約数の個数: 128

約数和(自身を含む): 3393331200

約数和(自身を除く): 2074578440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 127, 130, 152, 190, 247, 254, 260, 380, 494, 508, 520, 635, 760, 988, 1016, 1051, 1235, 1270, 1651, 1976, 2102, 2413, 2470, 2540, 3302, 4204, 4826, 4940, 5080, 5255, 6604, 8255, 8408, 9652, 9880, 10510, 12065, 13208, 13663, 16510, 19304, 19969, 21020, 24130, 27326, 31369, 33020, 39938, 42040, 48260, 54652, 62738, 66040, 68315, 79876, 96520, 99845, 109304, 125476, 133477, 136630, 156845, 159752, 199690, 250952, 259597, 266954, 273260, 313690, 399380, 519194, 533908, 546520, 627380, 667385, 798760, 1038388, 1067816, 1254760, 1297985, 1334770, 1735201, 2076776, 2536063, 2595970, 2669540, 3470402, 5072126, 5191940, 5339080, 6940804, 8676005, 10144252, 10383880, 12680315, 13881608, 17352010, 20288504, 25360630, 32968819, 34704020, 50721260, 65937638, 69408040, 101442520, 131875276, 164844095, 263750552, 329688190, 659376380, 1318752760]

約数ペア:

[(1, 1318752760), (2, 659376380), (4, 329688190), (5, 263750552), (8, 164844095), (10, 131875276), (13, 101442520), (19, 69408040), (20, 65937638), (26, 50721260), (38, 34704020), (40, 32968819), (52, 25360630), (65, 20288504), (76, 17352010), (95, 13881608), (104, 12680315), (127, 10383880), (130, 10144252), (152, 8676005), (190, 6940804), (247, 5339080), (254, 5191940), (260, 5072126), (380, 3470402), (494, 2669540), (508, 2595970), (520, 2536063), (635, 2076776), (760, 1735201), (988, 1334770), (1016, 1297985), (1051, 1254760), (1235, 1067816), (1270, 1038388), (1651, 798760), (1976, 667385), (2102, 627380), (2413, 546520), (2470, 533908), (2540, 519194), (3302, 399380), (4204, 313690), (4826, 273260), (4940, 266954), (5080, 259597), (5255, 250952), (6604, 199690), (8255, 159752), (8408, 156845), (9652, 136630), (9880, 133477), (10510, 125476), (12065, 109304), (13208, 99845), (13663, 96520), (16510, 79876), (19304, 68315), (19969, 66040), (21020, 62738), (24130, 54652), (27326, 48260), (31369, 42040), (33020, 39938)]