68722920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{27271}}^1$

素因数の和:27295

約数の個数: 96

約数和(自身を含む): 255265920

約数和(自身を除く): 186543000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 27271, 54542, 81813, 109084, 136355, 163626, 190897, 218168, 245439, 272710, 327252, 381794, 409065, 490878, 545420, 572691, 654504, 763588, 818130, 954485, 981756, 1090840, 1145382, 1227195, 1527176, 1636260, 1718073, 1908970, 1963512, 2290764, 2454390, 2863455, 3272520, 3436146, 3817940, 4581528, 4908780, 5726910, 6872292, 7635880, 8590365, 9817560, 11453820, 13744584, 17180730, 22907640, 34361460, 68722920]

約数ペア:

[(1, 68722920), (2, 34361460), (3, 22907640), (4, 17180730), (5, 13744584), (6, 11453820), (7, 9817560), (8, 8590365), (9, 7635880), (10, 6872292), (12, 5726910), (14, 4908780), (15, 4581528), (18, 3817940), (20, 3436146), (21, 3272520), (24, 2863455), (28, 2454390), (30, 2290764), (35, 1963512), (36, 1908970), (40, 1718073), (42, 1636260), (45, 1527176), (56, 1227195), (60, 1145382), (63, 1090840), (70, 981756), (72, 954485), (84, 818130), (90, 763588), (105, 654504), (120, 572691), (126, 545420), (140, 490878), (168, 409065), (180, 381794), (210, 327252), (252, 272710), (280, 245439), (315, 218168), (360, 190897), (420, 163626), (504, 136355), (630, 109084), (840, 81813), (1260, 54542), (2520, 27271)]