197395740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 622937952

約数和(自身を除く): 425542212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 107, 111, 148, 180, 185, 214, 222, 277, 321, 333, 370, 428, 444, 535, 554, 555, 642, 666, 740, 831, 963, 1070, 1108, 1110, 1284, 1332, 1385, 1605, 1662, 1665, 1926, 2140, 2220, 2493, 2770, 3210, 3324, 3330, 3852, 3959, 4155, 4815, 4986, 5540, 6420, 6660, 7918, 8310, 9630, 9972, 10249, 11877, 12465, 15836, 16620, 19260, 19795, 20498, 23754, 24930, 29639, 30747, 35631, 39590, 40996, 47508, 49860, 51245, 59278, 59385, 61494, 71262, 79180, 88917, 92241, 102490, 118556, 118770, 122988, 142524, 148195, 153735, 177834, 178155, 184482, 204980, 237540, 266751, 296390, 307470, 355668, 356310, 368964, 444585, 461205, 533502, 592780, 614940, 712620, 889170, 922410, 1067004, 1096643, 1333755, 1778340, 1844820, 2193286, 2667510, 3289929, 4386572, 5335020, 5483215, 6579858, 9869787, 10966430, 13159716, 16449645, 19739574, 21932860, 32899290, 39479148, 49348935, 65798580, 98697870, 197395740]

約数ペア:

[(1, 197395740), (2, 98697870), (3, 65798580), (4, 49348935), (5, 39479148), (6, 32899290), (9, 21932860), (10, 19739574), (12, 16449645), (15, 13159716), (18, 10966430), (20, 9869787), (30, 6579858), (36, 5483215), (37, 5335020), (45, 4386572), (60, 3289929), (74, 2667510), (90, 2193286), (107, 1844820), (111, 1778340), (148, 1333755), (180, 1096643), (185, 1067004), (214, 922410), (222, 889170), (277, 712620), (321, 614940), (333, 592780), (370, 533502), (428, 461205), (444, 444585), (535, 368964), (554, 356310), (555, 355668), (642, 307470), (666, 296390), (740, 266751), (831, 237540), (963, 204980), (1070, 184482), (1108, 178155), (1110, 177834), (1284, 153735), (1332, 148195), (1385, 142524), (1605, 122988), (1662, 118770), (1665, 118556), (1926, 102490), (2140, 92241), (2220, 88917), (2493, 79180), (2770, 71262), (3210, 61494), (3324, 59385), (3330, 59278), (3852, 51245), (3959, 49860), (4155, 47508), (4815, 40996), (4986, 39590), (5540, 35631), (6420, 30747), (6660, 29639), (7918, 24930), (8310, 23754), (9630, 20498), (9972, 19795), (10249, 19260), (11877, 16620), (12465, 15836)]