1490778240

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{110921}}^1$

素因数の和:110950

約数の個数: 128

約数和(自身を含む): 5430741120

約数和(自身を除く): 3939962880

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, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 110921, 221842, 332763, 443684, 554605, 665526, 776447, 887368, 1109210, 1331052, 1552894, 1663815, 1774736, 2218420, 2329341, 2662104, 3105788, 3327630, 3549472, 3882235, 4436840, 4658682, 5324208, 6211576, 6655260, 7098944, 7764470, 8873680, 9317364, 10648416, 11646705, 12423152, 13310520, 14197888, 15528940, 17747360, 18634728, 21296832, 23293410, 24846304, 26621040, 31057880, 35494720, 37269456, 42593664, 46586820, 49692608, 53242080, 62115760, 70989440, 74538912, 93173640, 99385216, 106484160, 124231520, 149077824, 186347280, 212968320, 248463040, 298155648, 372694560, 496926080, 745389120, 1490778240]

約数ペア:

[(1, 1490778240), (2, 745389120), (3, 496926080), (4, 372694560), (5, 298155648), (6, 248463040), (7, 212968320), (8, 186347280), (10, 149077824), (12, 124231520), (14, 106484160), (15, 99385216), (16, 93173640), (20, 74538912), (21, 70989440), (24, 62115760), (28, 53242080), (30, 49692608), (32, 46586820), (35, 42593664), (40, 37269456), (42, 35494720), (48, 31057880), (56, 26621040), (60, 24846304), (64, 23293410), (70, 21296832), (80, 18634728), (84, 17747360), (96, 15528940), (105, 14197888), (112, 13310520), (120, 12423152), (128, 11646705), (140, 10648416), (160, 9317364), (168, 8873680), (192, 7764470), (210, 7098944), (224, 6655260), (240, 6211576), (280, 5324208), (320, 4658682), (336, 4436840), (384, 3882235), (420, 3549472), (448, 3327630), (480, 3105788), (560, 2662104), (640, 2329341), (672, 2218420), (840, 1774736), (896, 1663815), (960, 1552894), (1120, 1331052), (1344, 1109210), (1680, 887368), (1920, 776447), (2240, 665526), (2688, 554605), (3360, 443684), (4480, 332763), (6720, 221842), (13440, 110921)]