120650920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3463}}^1$

素因数の和:3554

約数の個数: 64

約数和(自身を含む): 296795520

約数和(自身を除く): 176144600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1340, 1742, 2680, 3463, 3484, 4355, 6926, 6968, 8710, 13852, 17315, 17420, 27704, 34630, 34840, 45019, 69260, 90038, 138520, 180076, 225095, 232021, 360152, 450190, 464042, 900380, 928084, 1160105, 1800760, 1856168, 2320210, 3016273, 4640420, 6032546, 9280840, 12065092, 15081365, 24130184, 30162730, 60325460, 120650920]

約数ペア:

[(1, 120650920), (2, 60325460), (4, 30162730), (5, 24130184), (8, 15081365), (10, 12065092), (13, 9280840), (20, 6032546), (26, 4640420), (40, 3016273), (52, 2320210), (65, 1856168), (67, 1800760), (104, 1160105), (130, 928084), (134, 900380), (260, 464042), (268, 450190), (335, 360152), (520, 232021), (536, 225095), (670, 180076), (871, 138520), (1340, 90038), (1742, 69260), (2680, 45019), (3463, 34840), (3484, 34630), (4355, 27704), (6926, 17420), (6968, 17315), (8710, 13852)]