686358420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:342

約数の個数: 192

約数和(自身を含む): 2162184192

約数和(自身を除く): 1475825772

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 71, 97, 110, 132, 142, 151, 165, 194, 213, 220, 284, 291, 302, 330, 355, 388, 426, 453, 485, 582, 604, 660, 710, 755, 781, 852, 906, 970, 1065, 1067, 1164, 1420, 1455, 1510, 1562, 1661, 1812, 1940, 2130, 2134, 2265, 2343, 2910, 3020, 3124, 3201, 3322, 3905, 4260, 4268, 4530, 4686, 4983, 5335, 5820, 6402, 6644, 6887, 7810, 8305, 9060, 9372, 9966, 10670, 10721, 11715, 12804, 13774, 14647, 15620, 16005, 16610, 19932, 20661, 21340, 21442, 23430, 24915, 27548, 29294, 32010, 32163, 33220, 34435, 41322, 42884, 43941, 46860, 49830, 53605, 58588, 64020, 64326, 68870, 73235, 75757, 82644, 87882, 99660, 103305, 107210, 117931, 128652, 137740, 146470, 151514, 160815, 161117, 175764, 206610, 214420, 219705, 227271, 235862, 292940, 303028, 321630, 322234, 353793, 378785, 413220, 439410, 454542, 471724, 483351, 589655, 643260, 644468, 707586, 757570, 805585, 878820, 909084, 966702, 1039937, 1136355, 1179310, 1415172, 1515140, 1611170, 1768965, 1933404, 2079874, 2272710, 2358620, 2416755, 3119811, 3222340, 3537930, 4159748, 4545420, 4833510, 5199685, 6239622, 7075860, 9667020, 10399370, 11439307, 12479244, 15599055, 20798740, 22878614, 31198110, 34317921, 45757228, 57196535, 62396220, 68635842, 114393070, 137271684, 171589605, 228786140, 343179210, 686358420]

約数ペア:

[(1, 686358420), (2, 343179210), (3, 228786140), (4, 171589605), (5, 137271684), (6, 114393070), (10, 68635842), (11, 62396220), (12, 57196535), (15, 45757228), (20, 34317921), (22, 31198110), (30, 22878614), (33, 20798740), (44, 15599055), (55, 12479244), (60, 11439307), (66, 10399370), (71, 9667020), (97, 7075860), (110, 6239622), (132, 5199685), (142, 4833510), (151, 4545420), (165, 4159748), (194, 3537930), (213, 3222340), (220, 3119811), (284, 2416755), (291, 2358620), (302, 2272710), (330, 2079874), (355, 1933404), (388, 1768965), (426, 1611170), (453, 1515140), (485, 1415172), (582, 1179310), (604, 1136355), (660, 1039937), (710, 966702), (755, 909084), (781, 878820), (852, 805585), (906, 757570), (970, 707586), (1065, 644468), (1067, 643260), (1164, 589655), (1420, 483351), (1455, 471724), (1510, 454542), (1562, 439410), (1661, 413220), (1812, 378785), (1940, 353793), (2130, 322234), (2134, 321630), (2265, 303028), (2343, 292940), (2910, 235862), (3020, 227271), (3124, 219705), (3201, 214420), (3322, 206610), (3905, 175764), (4260, 161117), (4268, 160815), (4530, 151514), (4686, 146470), (4983, 137740), (5335, 128652), (5820, 117931), (6402, 107210), (6644, 103305), (6887, 99660), (7810, 87882), (8305, 82644), (9060, 75757), (9372, 73235), (9966, 68870), (10670, 64326), (10721, 64020), (11715, 58588), (12804, 53605), (13774, 49830), (14647, 46860), (15620, 43941), (16005, 42884), (16610, 41322), (19932, 34435), (20661, 33220), (21340, 32163), (21442, 32010), (23430, 29294), (24915, 27548)]