128344860

素因数分解:

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

素因数の和:2812

約数の個数: 144

約数和(自身を含む): 457119936

約数和(自身を除く): 328775076

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 2753, 3108, 3330, 3885, 4662, 5180, 5506, 6660, 7770, 8259, 9324, 11012, 11655, 13765, 15540, 16518, 19271, 23310, 24777, 27530, 33036, 38542, 41295, 46620, 49554, 55060, 57813, 77084, 82590, 96355, 99108, 101861, 115626, 123885, 165180, 173439, 192710, 203722, 231252, 247770, 289065, 305583, 346878, 385420, 407444, 495540, 509305, 578130, 611166, 693756, 713027, 867195, 916749, 1018610, 1156260, 1222332, 1426054, 1527915, 1734390, 1833498, 2037220, 2139081, 2852108, 3055830, 3468780, 3565135, 3666996, 4278162, 4583745, 6111660, 6417243, 7130270, 8556324, 9167490, 10695405, 12834486, 14260540, 18334980, 21390810, 25668972, 32086215, 42781620, 64172430, 128344860]

約数ペア:

[(1, 128344860), (2, 64172430), (3, 42781620), (4, 32086215), (5, 25668972), (6, 21390810), (7, 18334980), (9, 14260540), (10, 12834486), (12, 10695405), (14, 9167490), (15, 8556324), (18, 7130270), (20, 6417243), (21, 6111660), (28, 4583745), (30, 4278162), (35, 3666996), (36, 3565135), (37, 3468780), (42, 3055830), (45, 2852108), (60, 2139081), (63, 2037220), (70, 1833498), (74, 1734390), (84, 1527915), (90, 1426054), (105, 1222332), (111, 1156260), (126, 1018610), (140, 916749), (148, 867195), (180, 713027), (185, 693756), (210, 611166), (222, 578130), (252, 509305), (259, 495540), (315, 407444), (333, 385420), (370, 346878), (420, 305583), (444, 289065), (518, 247770), (555, 231252), (630, 203722), (666, 192710), (740, 173439), (777, 165180), (1036, 123885), (1110, 115626), (1260, 101861), (1295, 99108), (1332, 96355), (1554, 82590), (1665, 77084), (2220, 57813), (2331, 55060), (2590, 49554), (2753, 46620), (3108, 41295), (3330, 38542), (3885, 33036), (4662, 27530), (5180, 24777), (5506, 23310), (6660, 19271), (7770, 16518), (8259, 15540), (9324, 13765), (11012, 11655)]