155491840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{8677}}^1$

素因数の和:8707

約数の個数: 80

約数和(自身を含む): 426124512

約数和(自身を除く): 270632672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8677, 8960, 17354, 17920, 34708, 43385, 60739, 69416, 86770, 121478, 138832, 173540, 242956, 277664, 303695, 347080, 485912, 555328, 607390, 694160, 971824, 1110656, 1214780, 1388320, 1943648, 2221312, 2429560, 2776640, 3887296, 4442624, 4859120, 5553280, 7774592, 9718240, 11106560, 15549184, 19436480, 22213120, 31098368, 38872960, 77745920, 155491840]

約数ペア:

[(1, 155491840), (2, 77745920), (4, 38872960), (5, 31098368), (7, 22213120), (8, 19436480), (10, 15549184), (14, 11106560), (16, 9718240), (20, 7774592), (28, 5553280), (32, 4859120), (35, 4442624), (40, 3887296), (56, 2776640), (64, 2429560), (70, 2221312), (80, 1943648), (112, 1388320), (128, 1214780), (140, 1110656), (160, 971824), (224, 694160), (256, 607390), (280, 555328), (320, 485912), (448, 347080), (512, 303695), (560, 277664), (640, 242956), (896, 173540), (1120, 138832), (1280, 121478), (1792, 86770), (2240, 69416), (2560, 60739), (3584, 43385), (4480, 34708), (8677, 17920), (8960, 17354)]