161273520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11789}}^1$

素因数の和:11827

約数の個数: 120

約数和(自身を含む): 570164400

約数和(自身を除く): 408890880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 11789, 13680, 23578, 35367, 47156, 58945, 70734, 94312, 106101, 117890, 141468, 176835, 188624, 212202, 223991, 235780, 282936, 353670, 424404, 447982, 471560, 530505, 565872, 671973, 707340, 848808, 895964, 943120, 1061010, 1119955, 1343946, 1414680, 1697616, 1791928, 2015919, 2122020, 2239910, 2687892, 2829360, 3359865, 3583856, 4031838, 4244040, 4479820, 5375784, 6719730, 8063676, 8488080, 8959640, 10079595, 10751568, 13439460, 16127352, 17919280, 20159190, 26878920, 32254704, 40318380, 53757840, 80636760, 161273520]

約数ペア:

[(1, 161273520), (2, 80636760), (3, 53757840), (4, 40318380), (5, 32254704), (6, 26878920), (8, 20159190), (9, 17919280), (10, 16127352), (12, 13439460), (15, 10751568), (16, 10079595), (18, 8959640), (19, 8488080), (20, 8063676), (24, 6719730), (30, 5375784), (36, 4479820), (38, 4244040), (40, 4031838), (45, 3583856), (48, 3359865), (57, 2829360), (60, 2687892), (72, 2239910), (76, 2122020), (80, 2015919), (90, 1791928), (95, 1697616), (114, 1414680), (120, 1343946), (144, 1119955), (152, 1061010), (171, 943120), (180, 895964), (190, 848808), (228, 707340), (240, 671973), (285, 565872), (304, 530505), (342, 471560), (360, 447982), (380, 424404), (456, 353670), (570, 282936), (684, 235780), (720, 223991), (760, 212202), (855, 188624), (912, 176835), (1140, 141468), (1368, 117890), (1520, 106101), (1710, 94312), (2280, 70734), (2736, 58945), (3420, 47156), (4560, 35367), (6840, 23578), (11789, 13680)]