288701440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:637

約数の個数: 88

約数和(自身を含む): 700074000

約数和(自身を除く): 411372560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 256, 320, 452, 499, 512, 565, 640, 904, 998, 1024, 1130, 1280, 1808, 1996, 2260, 2495, 2560, 3616, 3992, 4520, 4990, 5120, 7232, 7984, 9040, 9980, 14464, 15968, 18080, 19960, 28928, 31936, 36160, 39920, 56387, 57856, 63872, 72320, 79840, 112774, 115712, 127744, 144640, 159680, 225548, 255488, 281935, 289280, 319360, 451096, 510976, 563870, 578560, 638720, 902192, 1127740, 1277440, 1804384, 2255480, 2554880, 3608768, 4510960, 7217536, 9021920, 14435072, 18043840, 28870144, 36087680, 57740288, 72175360, 144350720, 288701440]

約数ペア:

[(1, 288701440), (2, 144350720), (4, 72175360), (5, 57740288), (8, 36087680), (10, 28870144), (16, 18043840), (20, 14435072), (32, 9021920), (40, 7217536), (64, 4510960), (80, 3608768), (113, 2554880), (128, 2255480), (160, 1804384), (226, 1277440), (256, 1127740), (320, 902192), (452, 638720), (499, 578560), (512, 563870), (565, 510976), (640, 451096), (904, 319360), (998, 289280), (1024, 281935), (1130, 255488), (1280, 225548), (1808, 159680), (1996, 144640), (2260, 127744), (2495, 115712), (2560, 112774), (3616, 79840), (3992, 72320), (4520, 63872), (4990, 57856), (5120, 56387), (7232, 39920), (7984, 36160), (9040, 31936), (9980, 28928), (14464, 19960), (15968, 18080)]