251061360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1647

約数の個数: 160

約数和(自身を含む): 863516160

約数和(自身を除く): 612454800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 110, 120, 122, 132, 165, 176, 183, 220, 240, 244, 264, 305, 330, 366, 440, 488, 528, 610, 660, 671, 732, 880, 915, 976, 1220, 1320, 1342, 1464, 1559, 1830, 2013, 2440, 2640, 2684, 2928, 3118, 3355, 3660, 4026, 4677, 4880, 5368, 6236, 6710, 7320, 7795, 8052, 9354, 10065, 10736, 12472, 13420, 14640, 15590, 16104, 17149, 18708, 20130, 23385, 24944, 26840, 31180, 32208, 34298, 37416, 40260, 46770, 51447, 53680, 62360, 68596, 74832, 80520, 85745, 93540, 95099, 102894, 124720, 137192, 161040, 171490, 187080, 190198, 205788, 257235, 274384, 285297, 342980, 374160, 380396, 411576, 475495, 514470, 570594, 685960, 760792, 823152, 950990, 1028940, 1046089, 1141188, 1371920, 1426485, 1521584, 1901980, 2057880, 2092178, 2282376, 2852970, 3138267, 3803960, 4115760, 4184356, 4564752, 5230445, 5705940, 6276534, 7607920, 8368712, 10460890, 11411880, 12553068, 15691335, 16737424, 20921780, 22823760, 25106136, 31382670, 41843560, 50212272, 62765340, 83687120, 125530680, 251061360]

約数ペア:

[(1, 251061360), (2, 125530680), (3, 83687120), (4, 62765340), (5, 50212272), (6, 41843560), (8, 31382670), (10, 25106136), (11, 22823760), (12, 20921780), (15, 16737424), (16, 15691335), (20, 12553068), (22, 11411880), (24, 10460890), (30, 8368712), (33, 7607920), (40, 6276534), (44, 5705940), (48, 5230445), (55, 4564752), (60, 4184356), (61, 4115760), (66, 3803960), (80, 3138267), (88, 2852970), (110, 2282376), (120, 2092178), (122, 2057880), (132, 1901980), (165, 1521584), (176, 1426485), (183, 1371920), (220, 1141188), (240, 1046089), (244, 1028940), (264, 950990), (305, 823152), (330, 760792), (366, 685960), (440, 570594), (488, 514470), (528, 475495), (610, 411576), (660, 380396), (671, 374160), (732, 342980), (880, 285297), (915, 274384), (976, 257235), (1220, 205788), (1320, 190198), (1342, 187080), (1464, 171490), (1559, 161040), (1830, 137192), (2013, 124720), (2440, 102894), (2640, 95099), (2684, 93540), (2928, 85745), (3118, 80520), (3355, 74832), (3660, 68596), (4026, 62360), (4677, 53680), (4880, 51447), (5368, 46770), (6236, 40260), (6710, 37416), (7320, 34298), (7795, 32208), (8052, 31180), (9354, 26840), (10065, 24944), (10736, 23385), (12472, 20130), (13420, 18708), (14640, 17149), (15590, 16104)]