1880340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:78

約数の個数: 144

約数和(自身を含む): 6792576

約数和(自身を除く): 4912236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 37, 42, 44, 55, 60, 66, 70, 74, 77, 84, 105, 110, 111, 121, 132, 140, 148, 154, 165, 185, 210, 220, 222, 231, 242, 259, 308, 330, 363, 370, 385, 407, 420, 444, 462, 484, 518, 555, 605, 660, 726, 740, 770, 777, 814, 847, 924, 1036, 1110, 1155, 1210, 1221, 1295, 1452, 1540, 1554, 1628, 1694, 1815, 2035, 2220, 2310, 2420, 2442, 2541, 2590, 2849, 3108, 3388, 3630, 3885, 4070, 4235, 4477, 4620, 4884, 5082, 5180, 5698, 6105, 7260, 7770, 8140, 8470, 8547, 8954, 10164, 11396, 12210, 12705, 13431, 14245, 15540, 16940, 17094, 17908, 22385, 24420, 25410, 26862, 28490, 31339, 34188, 42735, 44770, 50820, 53724, 56980, 62678, 67155, 85470, 89540, 94017, 125356, 134310, 156695, 170940, 188034, 268620, 313390, 376068, 470085, 626780, 940170, 1880340]

約数ペア:

[(1, 1880340), (2, 940170), (3, 626780), (4, 470085), (5, 376068), (6, 313390), (7, 268620), (10, 188034), (11, 170940), (12, 156695), (14, 134310), (15, 125356), (20, 94017), (21, 89540), (22, 85470), (28, 67155), (30, 62678), (33, 56980), (35, 53724), (37, 50820), (42, 44770), (44, 42735), (55, 34188), (60, 31339), (66, 28490), (70, 26862), (74, 25410), (77, 24420), (84, 22385), (105, 17908), (110, 17094), (111, 16940), (121, 15540), (132, 14245), (140, 13431), (148, 12705), (154, 12210), (165, 11396), (185, 10164), (210, 8954), (220, 8547), (222, 8470), (231, 8140), (242, 7770), (259, 7260), (308, 6105), (330, 5698), (363, 5180), (370, 5082), (385, 4884), (407, 4620), (420, 4477), (444, 4235), (462, 4070), (484, 3885), (518, 3630), (555, 3388), (605, 3108), (660, 2849), (726, 2590), (740, 2541), (770, 2442), (777, 2420), (814, 2310), (847, 2220), (924, 2035), (1036, 1815), (1110, 1694), (1155, 1628), (1210, 1554), (1221, 1540), (1295, 1452)]