204268740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1019}}^1$

素因数の和:1301

約数の個数: 96

約数和(自身を含む): 618952320

約数和(自身を除く): 414683580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 257, 260, 390, 514, 771, 780, 1019, 1028, 1285, 1542, 2038, 2570, 3057, 3084, 3341, 3855, 4076, 5095, 5140, 6114, 6682, 7710, 10023, 10190, 12228, 13247, 13364, 15285, 15420, 16705, 20046, 20380, 26494, 30570, 33410, 39741, 40092, 50115, 52988, 61140, 66235, 66820, 79482, 100230, 132470, 158964, 198705, 200460, 261883, 264940, 397410, 523766, 785649, 794820, 1047532, 1309415, 1571298, 2618830, 3142596, 3404479, 3928245, 5237660, 6808958, 7856490, 10213437, 13617916, 15712980, 17022395, 20426874, 34044790, 40853748, 51067185, 68089580, 102134370, 204268740]

約数ペア:

[(1, 204268740), (2, 102134370), (3, 68089580), (4, 51067185), (5, 40853748), (6, 34044790), (10, 20426874), (12, 17022395), (13, 15712980), (15, 13617916), (20, 10213437), (26, 7856490), (30, 6808958), (39, 5237660), (52, 3928245), (60, 3404479), (65, 3142596), (78, 2618830), (130, 1571298), (156, 1309415), (195, 1047532), (257, 794820), (260, 785649), (390, 523766), (514, 397410), (771, 264940), (780, 261883), (1019, 200460), (1028, 198705), (1285, 158964), (1542, 132470), (2038, 100230), (2570, 79482), (3057, 66820), (3084, 66235), (3341, 61140), (3855, 52988), (4076, 50115), (5095, 40092), (5140, 39741), (6114, 33410), (6682, 30570), (7710, 26494), (10023, 20380), (10190, 20046), (12228, 16705), (13247, 15420), (13364, 15285)]