156922645760

素因数分解:

$2^8\times 5^1\times {\mathrm{499}}^1\times {\mathrm{245683}}^1$

素因数の和:246203

約数の個数: 72

約数和(自身を含む): 376633572000

約数和(自身を除く): 219710926240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 499, 640, 998, 1280, 1996, 2495, 3992, 4990, 7984, 9980, 15968, 19960, 31936, 39920, 63872, 79840, 127744, 159680, 245683, 319360, 491366, 638720, 982732, 1228415, 1965464, 2456830, 3930928, 4913660, 7861856, 9827320, 15723712, 19654640, 31447424, 39309280, 62894848, 78618560, 122595817, 157237120, 245191634, 314474240, 490383268, 612979085, 980766536, 1225958170, 1961533072, 2451916340, 3923066144, 4903832680, 7846132288, 9807665360, 15692264576, 19615330720, 31384529152, 39230661440, 78461322880, 156922645760]

約数ペア:

[(1, 156922645760), (2, 78461322880), (4, 39230661440), (5, 31384529152), (8, 19615330720), (10, 15692264576), (16, 9807665360), (20, 7846132288), (32, 4903832680), (40, 3923066144), (64, 2451916340), (80, 1961533072), (128, 1225958170), (160, 980766536), (256, 612979085), (320, 490383268), (499, 314474240), (640, 245191634), (998, 157237120), (1280, 122595817), (1996, 78618560), (2495, 62894848), (3992, 39309280), (4990, 31447424), (7984, 19654640), (9980, 15723712), (15968, 9827320), (19960, 7861856), (31936, 4913660), (39920, 3930928), (63872, 2456830), (79840, 1965464), (127744, 1228415), (159680, 982732), (245683, 638720), (319360, 491366)]