305170840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4621}}^1$

素因数の和:4772

約数の個数: 64

約数和(自身を含む): 745436160

約数和(自身を除く): 440265320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1270, 1651, 2540, 3302, 4621, 5080, 6604, 8255, 9242, 13208, 16510, 18484, 23105, 33020, 36968, 46210, 60073, 66040, 92420, 120146, 184840, 240292, 300365, 480584, 586867, 600730, 1173734, 1201460, 2347468, 2402920, 2934335, 4694936, 5868670, 7629271, 11737340, 15258542, 23474680, 30517084, 38146355, 61034168, 76292710, 152585420, 305170840]

約数ペア:

[(1, 305170840), (2, 152585420), (4, 76292710), (5, 61034168), (8, 38146355), (10, 30517084), (13, 23474680), (20, 15258542), (26, 11737340), (40, 7629271), (52, 5868670), (65, 4694936), (104, 2934335), (127, 2402920), (130, 2347468), (254, 1201460), (260, 1173734), (508, 600730), (520, 586867), (635, 480584), (1016, 300365), (1270, 240292), (1651, 184840), (2540, 120146), (3302, 92420), (4621, 66040), (5080, 60073), (6604, 46210), (8255, 36968), (9242, 33020), (13208, 23105), (16510, 18484)]