12298720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 33868800

約数和(自身を除く): 21570080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 139, 140, 158, 160, 224, 278, 280, 316, 395, 553, 556, 560, 632, 695, 790, 973, 1106, 1112, 1120, 1264, 1390, 1580, 1946, 2212, 2224, 2528, 2765, 2780, 3160, 3892, 4424, 4448, 4865, 5530, 5560, 6320, 7784, 8848, 9730, 10981, 11060, 11120, 12640, 15568, 17696, 19460, 21962, 22120, 22240, 31136, 38920, 43924, 44240, 54905, 76867, 77840, 87848, 88480, 109810, 153734, 155680, 175696, 219620, 307468, 351392, 384335, 439240, 614936, 768670, 878480, 1229872, 1537340, 1756960, 2459744, 3074680, 6149360, 12298720]

約数ペア:

[(1, 12298720), (2, 6149360), (4, 3074680), (5, 2459744), (7, 1756960), (8, 1537340), (10, 1229872), (14, 878480), (16, 768670), (20, 614936), (28, 439240), (32, 384335), (35, 351392), (40, 307468), (56, 219620), (70, 175696), (79, 155680), (80, 153734), (112, 109810), (139, 88480), (140, 87848), (158, 77840), (160, 76867), (224, 54905), (278, 44240), (280, 43924), (316, 38920), (395, 31136), (553, 22240), (556, 22120), (560, 21962), (632, 19460), (695, 17696), (790, 15568), (973, 12640), (1106, 11120), (1112, 11060), (1120, 10981), (1264, 9730), (1390, 8848), (1580, 7784), (1946, 6320), (2212, 5560), (2224, 5530), (2528, 4865), (2765, 4448), (2780, 4424), (3160, 3892)]