161640900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:611

約数の個数: 144

約数和(自身を含む): 524758080

約数和(自身を除く): 363117180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 131, 135, 150, 180, 225, 262, 270, 300, 393, 450, 457, 524, 540, 655, 675, 786, 900, 914, 1179, 1310, 1350, 1371, 1572, 1828, 1965, 2285, 2358, 2620, 2700, 2742, 3275, 3537, 3930, 4113, 4570, 4716, 5484, 5895, 6550, 6855, 7074, 7860, 8226, 9140, 9825, 11425, 11790, 12339, 13100, 13710, 14148, 16452, 17685, 19650, 20565, 22850, 23580, 24678, 27420, 29475, 34275, 35370, 39300, 41130, 45700, 49356, 58950, 59867, 61695, 68550, 70740, 82260, 88425, 102825, 117900, 119734, 123390, 137100, 176850, 179601, 205650, 239468, 246780, 299335, 308475, 353700, 359202, 411300, 538803, 598670, 616950, 718404, 898005, 1077606, 1197340, 1233900, 1496675, 1616409, 1796010, 2155212, 2694015, 2993350, 3232818, 3592020, 4490025, 5388030, 5986700, 6465636, 8082045, 8980050, 10776060, 13470075, 16164090, 17960100, 26940150, 32328180, 40410225, 53880300, 80820450, 161640900]

約数ペア:

[(1, 161640900), (2, 80820450), (3, 53880300), (4, 40410225), (5, 32328180), (6, 26940150), (9, 17960100), (10, 16164090), (12, 13470075), (15, 10776060), (18, 8980050), (20, 8082045), (25, 6465636), (27, 5986700), (30, 5388030), (36, 4490025), (45, 3592020), (50, 3232818), (54, 2993350), (60, 2694015), (75, 2155212), (90, 1796010), (100, 1616409), (108, 1496675), (131, 1233900), (135, 1197340), (150, 1077606), (180, 898005), (225, 718404), (262, 616950), (270, 598670), (300, 538803), (393, 411300), (450, 359202), (457, 353700), (524, 308475), (540, 299335), (655, 246780), (675, 239468), (786, 205650), (900, 179601), (914, 176850), (1179, 137100), (1310, 123390), (1350, 119734), (1371, 117900), (1572, 102825), (1828, 88425), (1965, 82260), (2285, 70740), (2358, 68550), (2620, 61695), (2700, 59867), (2742, 58950), (3275, 49356), (3537, 45700), (3930, 41130), (4113, 39300), (4570, 35370), (4716, 34275), (5484, 29475), (5895, 27420), (6550, 24678), (6855, 23580), (7074, 22850), (7860, 20565), (8226, 19650), (9140, 17685), (9825, 16452), (11425, 14148), (11790, 13710), (12339, 13100)]