1387676640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1607}}^1$

素因数の和:1889

約数の個数: 192

約数和(自身を含む): 5018194944

約数和(自身を除く): 3630518304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 257, 280, 336, 420, 480, 514, 560, 672, 771, 840, 1028, 1120, 1285, 1542, 1607, 1680, 1799, 2056, 2570, 3084, 3214, 3360, 3598, 3855, 4112, 4821, 5140, 5397, 6168, 6428, 7196, 7710, 8035, 8224, 8995, 9642, 10280, 10794, 11249, 12336, 12856, 14392, 15420, 16070, 17990, 19284, 20560, 21588, 22498, 24105, 24672, 25712, 26985, 28784, 30840, 32140, 33747, 35980, 38568, 41120, 43176, 44996, 48210, 51424, 53970, 56245, 57568, 61680, 64280, 67494, 71960, 77136, 86352, 89992, 96420, 107940, 112490, 123360, 128560, 134988, 143920, 154272, 168735, 172704, 179984, 192840, 215880, 224980, 257120, 269976, 287840, 337470, 359968, 385680, 412999, 431760, 449960, 539952, 674940, 771360, 825998, 863520, 899920, 1079904, 1238997, 1349880, 1651996, 1799840, 2064995, 2477994, 2699760, 2890993, 3303992, 4129990, 4955988, 5399520, 5781986, 6194985, 6607984, 8259980, 8672979, 9911976, 11563972, 12389970, 13215968, 14454965, 16519960, 17345958, 19823952, 23127944, 24779940, 28909930, 33039920, 34691916, 39647904, 43364895, 46255888, 49559880, 57819860, 66079840, 69383832, 86729790, 92511776, 99119760, 115639720, 138767664, 173459580, 198239520, 231279440, 277535328, 346919160, 462558880, 693838320, 1387676640]

約数ペア:

[(1, 1387676640), (2, 693838320), (3, 462558880), (4, 346919160), (5, 277535328), (6, 231279440), (7, 198239520), (8, 173459580), (10, 138767664), (12, 115639720), (14, 99119760), (15, 92511776), (16, 86729790), (20, 69383832), (21, 66079840), (24, 57819860), (28, 49559880), (30, 46255888), (32, 43364895), (35, 39647904), (40, 34691916), (42, 33039920), (48, 28909930), (56, 24779940), (60, 23127944), (70, 19823952), (80, 17345958), (84, 16519960), (96, 14454965), (105, 13215968), (112, 12389970), (120, 11563972), (140, 9911976), (160, 8672979), (168, 8259980), (210, 6607984), (224, 6194985), (240, 5781986), (257, 5399520), (280, 4955988), (336, 4129990), (420, 3303992), (480, 2890993), (514, 2699760), (560, 2477994), (672, 2064995), (771, 1799840), (840, 1651996), (1028, 1349880), (1120, 1238997), (1285, 1079904), (1542, 899920), (1607, 863520), (1680, 825998), (1799, 771360), (2056, 674940), (2570, 539952), (3084, 449960), (3214, 431760), (3360, 412999), (3598, 385680), (3855, 359968), (4112, 337470), (4821, 287840), (5140, 269976), (5397, 257120), (6168, 224980), (6428, 215880), (7196, 192840), (7710, 179984), (8035, 172704), (8224, 168735), (8995, 154272), (9642, 143920), (10280, 134988), (10794, 128560), (11249, 123360), (12336, 112490), (12856, 107940), (14392, 96420), (15420, 89992), (16070, 86352), (17990, 77136), (19284, 71960), (20560, 67494), (21588, 64280), (22498, 61680), (24105, 57568), (24672, 56245), (25712, 53970), (26985, 51424), (28784, 48210), (30840, 44996), (32140, 43176), (33747, 41120), (35980, 38568)]