217020570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12941}}^1$

素因数の和:13007

約数の個数: 64

約数和(自身を含む): 574003584

約数和(自身を除く): 356983014

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1118, 1290, 1677, 2795, 3354, 5590, 8385, 12941, 16770, 25882, 38823, 64705, 77646, 129410, 168233, 194115, 336466, 388230, 504699, 556463, 841165, 1009398, 1112926, 1669389, 1682330, 2523495, 2782315, 3338778, 5046990, 5564630, 7234019, 8346945, 14468038, 16693890, 21702057, 36170095, 43404114, 72340190, 108510285, 217020570]

約数ペア:

[(1, 217020570), (2, 108510285), (3, 72340190), (5, 43404114), (6, 36170095), (10, 21702057), (13, 16693890), (15, 14468038), (26, 8346945), (30, 7234019), (39, 5564630), (43, 5046990), (65, 3338778), (78, 2782315), (86, 2523495), (129, 1682330), (130, 1669389), (195, 1112926), (215, 1009398), (258, 841165), (390, 556463), (430, 504699), (559, 388230), (645, 336466), (1118, 194115), (1290, 168233), (1677, 129410), (2795, 77646), (3354, 64705), (5590, 38823), (8385, 25882), (12941, 16770)]