121782840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 377118720

約数和(自身を除く): 255335880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 127, 131, 183, 244, 254, 262, 305, 366, 381, 393, 488, 508, 524, 610, 635, 655, 732, 762, 786, 915, 1016, 1048, 1220, 1270, 1310, 1464, 1524, 1572, 1830, 1905, 1965, 2440, 2540, 2620, 3048, 3144, 3660, 3810, 3930, 5080, 5240, 7320, 7620, 7747, 7860, 7991, 15240, 15494, 15720, 15982, 16637, 23241, 23973, 30988, 31964, 33274, 38735, 39955, 46482, 47946, 49911, 61976, 63928, 66548, 77470, 79910, 83185, 92964, 95892, 99822, 116205, 119865, 133096, 154940, 159820, 166370, 185928, 191784, 199644, 232410, 239730, 249555, 309880, 319640, 332740, 399288, 464820, 479460, 499110, 665480, 929640, 958920, 998220, 1014857, 1996440, 2029714, 3044571, 4059428, 5074285, 6089142, 8118856, 10148570, 12178284, 15222855, 20297140, 24356568, 30445710, 40594280, 60891420, 121782840]

約数ペア:

[(1, 121782840), (2, 60891420), (3, 40594280), (4, 30445710), (5, 24356568), (6, 20297140), (8, 15222855), (10, 12178284), (12, 10148570), (15, 8118856), (20, 6089142), (24, 5074285), (30, 4059428), (40, 3044571), (60, 2029714), (61, 1996440), (120, 1014857), (122, 998220), (127, 958920), (131, 929640), (183, 665480), (244, 499110), (254, 479460), (262, 464820), (305, 399288), (366, 332740), (381, 319640), (393, 309880), (488, 249555), (508, 239730), (524, 232410), (610, 199644), (635, 191784), (655, 185928), (732, 166370), (762, 159820), (786, 154940), (915, 133096), (1016, 119865), (1048, 116205), (1220, 99822), (1270, 95892), (1310, 92964), (1464, 83185), (1524, 79910), (1572, 77470), (1830, 66548), (1905, 63928), (1965, 61976), (2440, 49911), (2540, 47946), (2620, 46482), (3048, 39955), (3144, 38735), (3660, 33274), (3810, 31964), (3930, 30988), (5080, 23973), (5240, 23241), (7320, 16637), (7620, 15982), (7747, 15720), (7860, 15494), (7991, 15240)]