219714040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8623}}^1$

素因数の和:8661

約数の個数: 96

約数和(自身を含む): 619375680

約数和(自身を除く): 399661640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3640, 5096, 6370, 8623, 12740, 17246, 25480, 34492, 43115, 60361, 68984, 86230, 112099, 120722, 172460, 224198, 241444, 301805, 344920, 422527, 448396, 482888, 560495, 603610, 784693, 845054, 896792, 1120990, 1207220, 1569386, 1690108, 2112635, 2241980, 2414440, 3138772, 3380216, 3923465, 4225270, 4483960, 5492851, 6277544, 7846930, 8450540, 10985702, 15693860, 16901080, 21971404, 27464255, 31387720, 43942808, 54928510, 109857020, 219714040]

約数ペア:

[(1, 219714040), (2, 109857020), (4, 54928510), (5, 43942808), (7, 31387720), (8, 27464255), (10, 21971404), (13, 16901080), (14, 15693860), (20, 10985702), (26, 8450540), (28, 7846930), (35, 6277544), (40, 5492851), (49, 4483960), (52, 4225270), (56, 3923465), (65, 3380216), (70, 3138772), (91, 2414440), (98, 2241980), (104, 2112635), (130, 1690108), (140, 1569386), (182, 1207220), (196, 1120990), (245, 896792), (260, 845054), (280, 784693), (364, 603610), (392, 560495), (455, 482888), (490, 448396), (520, 422527), (637, 344920), (728, 301805), (910, 241444), (980, 224198), (1274, 172460), (1820, 120722), (1960, 112099), (2548, 86230), (3185, 68984), (3640, 60361), (5096, 43115), (6370, 34492), (8623, 25480), (12740, 17246)]