128766090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1791

約数の個数: 64

約数和(自身を含む): 323481600

約数和(自身を除く): 194715510

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 89, 145, 174, 178, 267, 290, 435, 445, 534, 870, 890, 1335, 1663, 2581, 2670, 3326, 4989, 5162, 7743, 8315, 9978, 12905, 15486, 16630, 24945, 25810, 38715, 48227, 49890, 77430, 96454, 144681, 148007, 241135, 289362, 296014, 444021, 482270, 723405, 740035, 888042, 1446810, 1480070, 2220105, 4292203, 4440210, 8584406, 12876609, 21461015, 25753218, 42922030, 64383045, 128766090]

約数ペア:

[(1, 128766090), (2, 64383045), (3, 42922030), (5, 25753218), (6, 21461015), (10, 12876609), (15, 8584406), (29, 4440210), (30, 4292203), (58, 2220105), (87, 1480070), (89, 1446810), (145, 888042), (174, 740035), (178, 723405), (267, 482270), (290, 444021), (435, 296014), (445, 289362), (534, 241135), (870, 148007), (890, 144681), (1335, 96454), (1663, 77430), (2581, 49890), (2670, 48227), (3326, 38715), (4989, 25810), (5162, 24945), (7743, 16630), (8315, 15486), (9978, 12905)]