208712712

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:443

約数の個数: 128

約数和(自身を含む): 588994560

約数和(自身を除く): 380281848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 47, 52, 78, 86, 94, 104, 129, 141, 156, 172, 188, 258, 282, 312, 331, 344, 376, 516, 559, 564, 611, 662, 993, 1032, 1118, 1128, 1222, 1324, 1677, 1833, 1986, 2021, 2236, 2444, 2648, 3354, 3666, 3972, 4042, 4303, 4472, 4888, 6063, 6708, 7332, 7944, 8084, 8606, 12126, 12909, 13416, 14233, 14664, 15557, 16168, 17212, 24252, 25818, 26273, 28466, 31114, 34424, 42699, 46671, 48504, 51636, 52546, 56932, 62228, 78819, 85398, 93342, 103272, 105092, 113864, 124456, 157638, 170796, 185029, 186684, 202241, 210184, 315276, 341592, 370058, 373368, 404482, 555087, 606723, 630552, 668951, 740116, 808964, 1110174, 1213446, 1337902, 1480232, 1617928, 2006853, 2220348, 2426892, 2675804, 4013706, 4440696, 4853784, 5351608, 8027412, 8696363, 16054824, 17392726, 26089089, 34785452, 52178178, 69570904, 104356356, 208712712]

約数ペア:

[(1, 208712712), (2, 104356356), (3, 69570904), (4, 52178178), (6, 34785452), (8, 26089089), (12, 17392726), (13, 16054824), (24, 8696363), (26, 8027412), (39, 5351608), (43, 4853784), (47, 4440696), (52, 4013706), (78, 2675804), (86, 2426892), (94, 2220348), (104, 2006853), (129, 1617928), (141, 1480232), (156, 1337902), (172, 1213446), (188, 1110174), (258, 808964), (282, 740116), (312, 668951), (331, 630552), (344, 606723), (376, 555087), (516, 404482), (559, 373368), (564, 370058), (611, 341592), (662, 315276), (993, 210184), (1032, 202241), (1118, 186684), (1128, 185029), (1222, 170796), (1324, 157638), (1677, 124456), (1833, 113864), (1986, 105092), (2021, 103272), (2236, 93342), (2444, 85398), (2648, 78819), (3354, 62228), (3666, 56932), (3972, 52546), (4042, 51636), (4303, 48504), (4472, 46671), (4888, 42699), (6063, 34424), (6708, 31114), (7332, 28466), (7944, 26273), (8084, 25818), (8606, 24252), (12126, 17212), (12909, 16168), (13416, 15557), (14233, 14664)]