18755520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{2791}}^1$

素因数の和:2818

約数の個数: 112

約数和(自身を含む): 68080128

約数和(自身を除く): 49324608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 2791, 3360, 5582, 6720, 8373, 11164, 13955, 16746, 19537, 22328, 27910, 33492, 39074, 41865, 44656, 55820, 58611, 66984, 78148, 83730, 89312, 97685, 111640, 117222, 133968, 156296, 167460, 178624, 195370, 223280, 234444, 267936, 293055, 312592, 334920, 390740, 446560, 468888, 535872, 586110, 625184, 669840, 781480, 893120, 937776, 1172220, 1250368, 1339680, 1562960, 1875552, 2344440, 2679360, 3125920, 3751104, 4688880, 6251840, 9377760, 18755520]

約数ペア:

[(1, 18755520), (2, 9377760), (3, 6251840), (4, 4688880), (5, 3751104), (6, 3125920), (7, 2679360), (8, 2344440), (10, 1875552), (12, 1562960), (14, 1339680), (15, 1250368), (16, 1172220), (20, 937776), (21, 893120), (24, 781480), (28, 669840), (30, 625184), (32, 586110), (35, 535872), (40, 468888), (42, 446560), (48, 390740), (56, 334920), (60, 312592), (64, 293055), (70, 267936), (80, 234444), (84, 223280), (96, 195370), (105, 178624), (112, 167460), (120, 156296), (140, 133968), (160, 117222), (168, 111640), (192, 97685), (210, 89312), (224, 83730), (240, 78148), (280, 66984), (320, 58611), (336, 55820), (420, 44656), (448, 41865), (480, 39074), (560, 33492), (672, 27910), (840, 22328), (960, 19537), (1120, 16746), (1344, 13955), (1680, 11164), (2240, 8373), (2791, 6720), (3360, 5582)]