15871380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 192

約数和(自身を含む): 55738368

約数和(自身を除く): 39866988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 31, 35, 42, 46, 53, 60, 62, 69, 70, 84, 92, 93, 105, 106, 115, 124, 138, 140, 155, 159, 161, 186, 210, 212, 217, 230, 265, 276, 310, 318, 322, 345, 371, 372, 420, 434, 460, 465, 483, 530, 620, 636, 644, 651, 690, 713, 742, 795, 805, 868, 930, 966, 1060, 1085, 1113, 1219, 1302, 1380, 1426, 1484, 1590, 1610, 1643, 1855, 1860, 1932, 2139, 2170, 2226, 2415, 2438, 2604, 2852, 3180, 3220, 3255, 3286, 3565, 3657, 3710, 4278, 4340, 4452, 4830, 4876, 4929, 4991, 5565, 6095, 6510, 6572, 7130, 7314, 7420, 8215, 8533, 8556, 9660, 9858, 9982, 10695, 11130, 11501, 12190, 13020, 14260, 14628, 14973, 16430, 17066, 18285, 19716, 19964, 21390, 22260, 23002, 24380, 24645, 24955, 25599, 29946, 32860, 34132, 34503, 36570, 37789, 42665, 42780, 46004, 49290, 49910, 51198, 57505, 59892, 69006, 73140, 74865, 75578, 85330, 98580, 99820, 102396, 113367, 115010, 127995, 138012, 149730, 151156, 170660, 172515, 188945, 226734, 230020, 255990, 264523, 299460, 345030, 377890, 453468, 511980, 529046, 566835, 690060, 755780, 793569, 1058092, 1133670, 1322615, 1587138, 2267340, 2645230, 3174276, 3967845, 5290460, 7935690, 15871380]

約数ペア:

[(1, 15871380), (2, 7935690), (3, 5290460), (4, 3967845), (5, 3174276), (6, 2645230), (7, 2267340), (10, 1587138), (12, 1322615), (14, 1133670), (15, 1058092), (20, 793569), (21, 755780), (23, 690060), (28, 566835), (30, 529046), (31, 511980), (35, 453468), (42, 377890), (46, 345030), (53, 299460), (60, 264523), (62, 255990), (69, 230020), (70, 226734), (84, 188945), (92, 172515), (93, 170660), (105, 151156), (106, 149730), (115, 138012), (124, 127995), (138, 115010), (140, 113367), (155, 102396), (159, 99820), (161, 98580), (186, 85330), (210, 75578), (212, 74865), (217, 73140), (230, 69006), (265, 59892), (276, 57505), (310, 51198), (318, 49910), (322, 49290), (345, 46004), (371, 42780), (372, 42665), (420, 37789), (434, 36570), (460, 34503), (465, 34132), (483, 32860), (530, 29946), (620, 25599), (636, 24955), (644, 24645), (651, 24380), (690, 23002), (713, 22260), (742, 21390), (795, 19964), (805, 19716), (868, 18285), (930, 17066), (966, 16430), (1060, 14973), (1085, 14628), (1113, 14260), (1219, 13020), (1302, 12190), (1380, 11501), (1426, 11130), (1484, 10695), (1590, 9982), (1610, 9858), (1643, 9660), (1855, 8556), (1860, 8533), (1932, 8215), (2139, 7420), (2170, 7314), (2226, 7130), (2415, 6572), (2438, 6510), (2604, 6095), (2852, 5565), (3180, 4991), (3220, 4929), (3255, 4876), (3286, 4830), (3565, 4452), (3657, 4340), (3710, 4278)]