243000320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1587

約数の個数: 88

約数和(自身を含む): 602112768

約数和(自身を除く): 359112448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1531, 1984, 2480, 2560, 3062, 3968, 4960, 5120, 6124, 7655, 7936, 9920, 12248, 15310, 15872, 19840, 24496, 30620, 31744, 39680, 47461, 48992, 61240, 79360, 94922, 97984, 122480, 158720, 189844, 195968, 237305, 244960, 379688, 391936, 474610, 489920, 759376, 783872, 949220, 979840, 1518752, 1567744, 1898440, 1959680, 3037504, 3796880, 3919360, 6075008, 7593760, 7838720, 12150016, 15187520, 24300032, 30375040, 48600064, 60750080, 121500160, 243000320]

約数ペア:

[(1, 243000320), (2, 121500160), (4, 60750080), (5, 48600064), (8, 30375040), (10, 24300032), (16, 15187520), (20, 12150016), (31, 7838720), (32, 7593760), (40, 6075008), (62, 3919360), (64, 3796880), (80, 3037504), (124, 1959680), (128, 1898440), (155, 1567744), (160, 1518752), (248, 979840), (256, 949220), (310, 783872), (320, 759376), (496, 489920), (512, 474610), (620, 391936), (640, 379688), (992, 244960), (1024, 237305), (1240, 195968), (1280, 189844), (1531, 158720), (1984, 122480), (2480, 97984), (2560, 94922), (3062, 79360), (3968, 61240), (4960, 48992), (5120, 47461), (6124, 39680), (7655, 31744), (7936, 30620), (9920, 24496), (12248, 19840), (15310, 15872)]