72435402

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 181621440

約数和(自身を除く): 109186038

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 131, 139, 153, 221, 234, 262, 278, 306, 393, 417, 442, 663, 786, 834, 1179, 1251, 1326, 1703, 1807, 1989, 2227, 2358, 2363, 2502, 3406, 3614, 3978, 4454, 4726, 5109, 5421, 6681, 7089, 10218, 10842, 13362, 14178, 15327, 16263, 18209, 20043, 21267, 28951, 30654, 30719, 32526, 36418, 40086, 42534, 54627, 57902, 61438, 86853, 92157, 109254, 163881, 173706, 184314, 236717, 260559, 276471, 309553, 327762, 473434, 521118, 552942, 619106, 710151, 928659, 1420302, 1857318, 2130453, 2785977, 4024189, 4260906, 5571954, 8048378, 12072567, 24145134, 36217701, 72435402]

約数ペア:

[(1, 72435402), (2, 36217701), (3, 24145134), (6, 12072567), (9, 8048378), (13, 5571954), (17, 4260906), (18, 4024189), (26, 2785977), (34, 2130453), (39, 1857318), (51, 1420302), (78, 928659), (102, 710151), (117, 619106), (131, 552942), (139, 521118), (153, 473434), (221, 327762), (234, 309553), (262, 276471), (278, 260559), (306, 236717), (393, 184314), (417, 173706), (442, 163881), (663, 109254), (786, 92157), (834, 86853), (1179, 61438), (1251, 57902), (1326, 54627), (1703, 42534), (1807, 40086), (1989, 36418), (2227, 32526), (2358, 30719), (2363, 30654), (2502, 28951), (3406, 21267), (3614, 20043), (3978, 18209), (4454, 16263), (4726, 15327), (5109, 14178), (5421, 13362), (6681, 10842), (7089, 10218)]