42781620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2753}}^1$

素因数の和:2809

約数の個数: 96

約数和(自身を含む): 140652288

約数和(自身を除く): 97870668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 2753, 3108, 3885, 5180, 5506, 7770, 8259, 11012, 13765, 15540, 16518, 19271, 27530, 33036, 38542, 41295, 55060, 57813, 77084, 82590, 96355, 101861, 115626, 165180, 192710, 203722, 231252, 289065, 305583, 385420, 407444, 509305, 578130, 611166, 713027, 1018610, 1156260, 1222332, 1426054, 1527915, 2037220, 2139081, 2852108, 3055830, 3565135, 4278162, 6111660, 7130270, 8556324, 10695405, 14260540, 21390810, 42781620]

約数ペア:

[(1, 42781620), (2, 21390810), (3, 14260540), (4, 10695405), (5, 8556324), (6, 7130270), (7, 6111660), (10, 4278162), (12, 3565135), (14, 3055830), (15, 2852108), (20, 2139081), (21, 2037220), (28, 1527915), (30, 1426054), (35, 1222332), (37, 1156260), (42, 1018610), (60, 713027), (70, 611166), (74, 578130), (84, 509305), (105, 407444), (111, 385420), (140, 305583), (148, 289065), (185, 231252), (210, 203722), (222, 192710), (259, 165180), (370, 115626), (420, 101861), (444, 96355), (518, 82590), (555, 77084), (740, 57813), (777, 55060), (1036, 41295), (1110, 38542), (1295, 33036), (1554, 27530), (2220, 19271), (2590, 16518), (2753, 15540), (3108, 13765), (3885, 11012), (5180, 8259), (5506, 7770)]