123918452

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 261999360

約数和(自身を除く): 138080908

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 79, 98, 106, 151, 158, 196, 212, 302, 316, 371, 553, 604, 742, 1057, 1106, 1484, 2114, 2212, 2597, 3871, 4187, 4228, 5194, 7399, 7742, 8003, 8374, 10388, 11929, 14798, 15484, 16006, 16748, 23858, 29309, 29596, 32012, 47716, 56021, 58618, 83503, 112042, 117236, 167006, 205163, 224084, 334012, 392147, 410326, 584521, 632237, 784294, 820652, 1169042, 1264474, 1568588, 2338084, 2528948, 4425659, 8851318, 17702636, 30979613, 61959226, 123918452]

約数ペア:

[(1, 123918452), (2, 61959226), (4, 30979613), (7, 17702636), (14, 8851318), (28, 4425659), (49, 2528948), (53, 2338084), (79, 1568588), (98, 1264474), (106, 1169042), (151, 820652), (158, 784294), (196, 632237), (212, 584521), (302, 410326), (316, 392147), (371, 334012), (553, 224084), (604, 205163), (742, 167006), (1057, 117236), (1106, 112042), (1484, 83503), (2114, 58618), (2212, 56021), (2597, 47716), (3871, 32012), (4187, 29596), (4228, 29309), (5194, 23858), (7399, 16748), (7742, 16006), (8003, 15484), (8374, 14798), (10388, 11929)]