81431157240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{16319}}^1$

素因数の和:16586

約数の個数: 192

約数和(自身を含む): 269460172800

約数和(自身を除く): 188029015560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 83, 90, 120, 166, 167, 180, 249, 332, 334, 360, 415, 498, 501, 664, 668, 747, 830, 835, 996, 1002, 1245, 1336, 1494, 1503, 1660, 1670, 1992, 2004, 2490, 2505, 2988, 3006, 3320, 3340, 3735, 4008, 4980, 5010, 5976, 6012, 6680, 7470, 7515, 9960, 10020, 12024, 13861, 14940, 15030, 16319, 20040, 27722, 29880, 30060, 32638, 41583, 48957, 55444, 60120, 65276, 69305, 81595, 83166, 97914, 110888, 124749, 130552, 138610, 146871, 163190, 166332, 195828, 207915, 244785, 249498, 277220, 293742, 326380, 332664, 391656, 415830, 489570, 498996, 554440, 587484, 623745, 652760, 734355, 831660, 979140, 997992, 1174968, 1247490, 1354477, 1468710, 1663320, 1958280, 2494980, 2708954, 2725273, 2937420, 4063431, 4989960, 5417908, 5450546, 5874840, 6772385, 8126862, 8175819, 10835816, 10901092, 12190293, 13544770, 13626365, 16253724, 16351638, 20317155, 21802184, 24380586, 24527457, 27089540, 27252730, 32507448, 32703276, 40634310, 40879095, 48761172, 49054914, 54179080, 54505460, 60951465, 65406552, 81268620, 81758190, 97522344, 98109828, 109010920, 121902930, 122637285, 162537240, 163516380, 196219656, 226197659, 243805860, 245274570, 327032760, 452395318, 487611720, 490549140, 678592977, 904790636, 981098280, 1130988295, 1357185954, 1809581272, 2035778931, 2261976590, 2714371908, 3392964885, 4071557862, 4523953180, 5428743816, 6785929770, 8143115724, 9047906360, 10178894655, 13571859540, 16286231448, 20357789310, 27143719080, 40715578620, 81431157240]

約数ペア:

[(1, 81431157240), (2, 40715578620), (3, 27143719080), (4, 20357789310), (5, 16286231448), (6, 13571859540), (8, 10178894655), (9, 9047906360), (10, 8143115724), (12, 6785929770), (15, 5428743816), (18, 4523953180), (20, 4071557862), (24, 3392964885), (30, 2714371908), (36, 2261976590), (40, 2035778931), (45, 1809581272), (60, 1357185954), (72, 1130988295), (83, 981098280), (90, 904790636), (120, 678592977), (166, 490549140), (167, 487611720), (180, 452395318), (249, 327032760), (332, 245274570), (334, 243805860), (360, 226197659), (415, 196219656), (498, 163516380), (501, 162537240), (664, 122637285), (668, 121902930), (747, 109010920), (830, 98109828), (835, 97522344), (996, 81758190), (1002, 81268620), (1245, 65406552), (1336, 60951465), (1494, 54505460), (1503, 54179080), (1660, 49054914), (1670, 48761172), (1992, 40879095), (2004, 40634310), (2490, 32703276), (2505, 32507448), (2988, 27252730), (3006, 27089540), (3320, 24527457), (3340, 24380586), (3735, 21802184), (4008, 20317155), (4980, 16351638), (5010, 16253724), (5976, 13626365), (6012, 13544770), (6680, 12190293), (7470, 10901092), (7515, 10835816), (9960, 8175819), (10020, 8126862), (12024, 6772385), (13861, 5874840), (14940, 5450546), (15030, 5417908), (16319, 4989960), (20040, 4063431), (27722, 2937420), (29880, 2725273), (30060, 2708954), (32638, 2494980), (41583, 1958280), (48957, 1663320), (55444, 1468710), (60120, 1354477), (65276, 1247490), (69305, 1174968), (81595, 997992), (83166, 979140), (97914, 831660), (110888, 734355), (124749, 652760), (130552, 623745), (138610, 587484), (146871, 554440), (163190, 498996), (166332, 489570), (195828, 415830), (207915, 391656), (244785, 332664), (249498, 326380), (277220, 293742)]