442931840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:554

約数の個数: 128

約数和(自身を含む): 1151539200

約数和(自身を除く): 708607360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 139, 160, 208, 260, 278, 320, 383, 416, 520, 556, 640, 695, 766, 832, 1040, 1112, 1390, 1532, 1664, 1807, 1915, 2080, 2224, 2780, 3064, 3614, 3830, 4160, 4448, 4979, 5560, 6128, 7228, 7660, 8320, 8896, 9035, 9958, 11120, 12256, 14456, 15320, 17792, 18070, 19916, 22240, 24512, 24895, 28912, 30640, 36140, 39832, 44480, 49024, 49790, 53237, 57824, 61280, 72280, 79664, 88960, 99580, 106474, 115648, 122560, 144560, 159328, 199160, 212948, 231296, 245120, 266185, 289120, 318656, 398320, 425896, 532370, 578240, 637312, 692081, 796640, 851792, 1064740, 1156480, 1384162, 1593280, 1703584, 2129480, 2768324, 3186560, 3407168, 3460405, 4258960, 5536648, 6814336, 6920810, 8517920, 11073296, 13841620, 17035840, 22146592, 27683240, 34071680, 44293184, 55366480, 88586368, 110732960, 221465920, 442931840]

約数ペア:

[(1, 442931840), (2, 221465920), (4, 110732960), (5, 88586368), (8, 55366480), (10, 44293184), (13, 34071680), (16, 27683240), (20, 22146592), (26, 17035840), (32, 13841620), (40, 11073296), (52, 8517920), (64, 6920810), (65, 6814336), (80, 5536648), (104, 4258960), (128, 3460405), (130, 3407168), (139, 3186560), (160, 2768324), (208, 2129480), (260, 1703584), (278, 1593280), (320, 1384162), (383, 1156480), (416, 1064740), (520, 851792), (556, 796640), (640, 692081), (695, 637312), (766, 578240), (832, 532370), (1040, 425896), (1112, 398320), (1390, 318656), (1532, 289120), (1664, 266185), (1807, 245120), (1915, 231296), (2080, 212948), (2224, 199160), (2780, 159328), (3064, 144560), (3614, 122560), (3830, 115648), (4160, 106474), (4448, 99580), (4979, 88960), (5560, 79664), (6128, 72280), (7228, 61280), (7660, 57824), (8320, 53237), (8896, 49790), (9035, 49024), (9958, 44480), (11120, 39832), (12256, 36140), (14456, 30640), (15320, 28912), (17792, 24895), (18070, 24512), (19916, 22240)]