291228390460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{8031671}}^1$

素因数の和:8031731

約数の個数: 72

約数和(自身を含む): 730657265184

約数和(自身を除く): 439428874724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1813, 2590, 3626, 5180, 7252, 9065, 18130, 36260, 8031671, 16063342, 32126684, 40158355, 56221697, 80316710, 112443394, 160633420, 224886788, 281108485, 297171827, 393551879, 562216970, 594343654, 787103758, 1124433940, 1188687308, 1485859135, 1574207516, 1967759395, 2080202789, 2971718270, 3935518790, 4160405578, 5943436540, 7871037580, 8320811156, 10401013945, 14561419523, 20802027890, 29122839046, 41604055780, 58245678092, 72807097615, 145614195230, 291228390460]

約数ペア:

[(1, 291228390460), (2, 145614195230), (4, 72807097615), (5, 58245678092), (7, 41604055780), (10, 29122839046), (14, 20802027890), (20, 14561419523), (28, 10401013945), (35, 8320811156), (37, 7871037580), (49, 5943436540), (70, 4160405578), (74, 3935518790), (98, 2971718270), (140, 2080202789), (148, 1967759395), (185, 1574207516), (196, 1485859135), (245, 1188687308), (259, 1124433940), (370, 787103758), (490, 594343654), (518, 562216970), (740, 393551879), (980, 297171827), (1036, 281108485), (1295, 224886788), (1813, 160633420), (2590, 112443394), (3626, 80316710), (5180, 56221697), (7252, 40158355), (9065, 32126684), (18130, 16063342), (36260, 8031671)]