268214128

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4493}}^1$

素因数の和:4562

約数の個数: 80

約数和(自身を含む): 655333056

約数和(自身を除く): 387118928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 41, 52, 56, 82, 91, 104, 112, 164, 182, 208, 287, 328, 364, 533, 574, 656, 728, 1066, 1148, 1456, 2132, 2296, 3731, 4264, 4493, 4592, 7462, 8528, 8986, 14924, 17972, 29848, 31451, 35944, 58409, 59696, 62902, 71888, 116818, 125804, 184213, 233636, 251608, 368426, 408863, 467272, 503216, 736852, 817726, 934544, 1289491, 1473704, 1635452, 2394769, 2578982, 2947408, 3270904, 4789538, 5157964, 6541808, 9579076, 10315928, 16763383, 19158152, 20631856, 33526766, 38316304, 67053532, 134107064, 268214128]

約数ペア:

[(1, 268214128), (2, 134107064), (4, 67053532), (7, 38316304), (8, 33526766), (13, 20631856), (14, 19158152), (16, 16763383), (26, 10315928), (28, 9579076), (41, 6541808), (52, 5157964), (56, 4789538), (82, 3270904), (91, 2947408), (104, 2578982), (112, 2394769), (164, 1635452), (182, 1473704), (208, 1289491), (287, 934544), (328, 817726), (364, 736852), (533, 503216), (574, 467272), (656, 408863), (728, 368426), (1066, 251608), (1148, 233636), (1456, 184213), (2132, 125804), (2296, 116818), (3731, 71888), (4264, 62902), (4493, 59696), (4592, 58409), (7462, 35944), (8528, 31451), (8986, 29848), (14924, 17972)]