128399250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 376736256

約数和(自身を除く): 248337006

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 50, 70, 74, 75, 105, 111, 125, 150, 175, 185, 210, 222, 250, 259, 350, 370, 375, 518, 525, 555, 661, 750, 777, 875, 925, 1050, 1110, 1295, 1322, 1554, 1750, 1850, 1983, 2590, 2625, 2775, 3305, 3885, 3966, 4625, 4627, 5250, 5550, 6475, 6610, 7770, 9250, 9254, 9915, 12950, 13875, 13881, 16525, 19425, 19830, 23135, 24457, 27750, 27762, 32375, 33050, 38850, 46270, 48914, 49575, 64750, 69405, 73371, 82625, 97125, 99150, 115675, 122285, 138810, 146742, 165250, 171199, 194250, 231350, 244570, 247875, 342398, 347025, 366855, 495750, 513597, 578375, 611425, 694050, 733710, 855995, 1027194, 1156750, 1222850, 1711990, 1735125, 1834275, 2567985, 3057125, 3470250, 3668550, 4279975, 5135970, 6114250, 8559950, 9171375, 12839925, 18342750, 21399875, 25679850, 42799750, 64199625, 128399250]

約数ペア:

[(1, 128399250), (2, 64199625), (3, 42799750), (5, 25679850), (6, 21399875), (7, 18342750), (10, 12839925), (14, 9171375), (15, 8559950), (21, 6114250), (25, 5135970), (30, 4279975), (35, 3668550), (37, 3470250), (42, 3057125), (50, 2567985), (70, 1834275), (74, 1735125), (75, 1711990), (105, 1222850), (111, 1156750), (125, 1027194), (150, 855995), (175, 733710), (185, 694050), (210, 611425), (222, 578375), (250, 513597), (259, 495750), (350, 366855), (370, 347025), (375, 342398), (518, 247875), (525, 244570), (555, 231350), (661, 194250), (750, 171199), (777, 165250), (875, 146742), (925, 138810), (1050, 122285), (1110, 115675), (1295, 99150), (1322, 97125), (1554, 82625), (1750, 73371), (1850, 69405), (1983, 64750), (2590, 49575), (2625, 48914), (2775, 46270), (3305, 38850), (3885, 33050), (3966, 32375), (4625, 27762), (4627, 27750), (5250, 24457), (5550, 23135), (6475, 19830), (6610, 19425), (7770, 16525), (9250, 13881), (9254, 13875), (9915, 12950)]