70990380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{863}}^1$

素因数の和:1335

約数の個数: 72

約数和(自身を含む): 216058752

約数和(自身を除く): 145068372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 863, 914, 1371, 1726, 1828, 2285, 2589, 2742, 3452, 4113, 4315, 4570, 5178, 5484, 6855, 7767, 8226, 8630, 9140, 10356, 12945, 13710, 15534, 16452, 17260, 20565, 25890, 27420, 31068, 38835, 41130, 51780, 77670, 82260, 155340, 394391, 788782, 1183173, 1577564, 1971955, 2366346, 3549519, 3943910, 4732692, 5915865, 7099038, 7887820, 11831730, 14198076, 17747595, 23663460, 35495190, 70990380]

約数ペア:

[(1, 70990380), (2, 35495190), (3, 23663460), (4, 17747595), (5, 14198076), (6, 11831730), (9, 7887820), (10, 7099038), (12, 5915865), (15, 4732692), (18, 3943910), (20, 3549519), (30, 2366346), (36, 1971955), (45, 1577564), (60, 1183173), (90, 788782), (180, 394391), (457, 155340), (863, 82260), (914, 77670), (1371, 51780), (1726, 41130), (1828, 38835), (2285, 31068), (2589, 27420), (2742, 25890), (3452, 20565), (4113, 17260), (4315, 16452), (4570, 15534), (5178, 13710), (5484, 12945), (6855, 10356), (7767, 9140), (8226, 8630)]