278792370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{479}}^1$

素因数の和:744

約数の個数: 96

約数和(自身を含む): 754790400

約数和(自身を除く): 475998030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 223, 261, 290, 435, 446, 479, 522, 669, 870, 958, 1115, 1305, 1338, 1437, 2007, 2230, 2395, 2610, 2874, 3345, 4014, 4311, 4790, 6467, 6690, 7185, 8622, 10035, 12934, 13891, 14370, 19401, 20070, 21555, 27782, 32335, 38802, 41673, 43110, 58203, 64670, 69455, 83346, 97005, 106817, 116406, 125019, 138910, 194010, 208365, 213634, 250038, 291015, 320451, 416730, 534085, 582030, 625095, 640902, 961353, 1068170, 1250190, 1602255, 1922706, 3097693, 3204510, 4806765, 6195386, 9293079, 9613530, 15488465, 18586158, 27879237, 30976930, 46465395, 55758474, 92930790, 139396185, 278792370]

約数ペア:

[(1, 278792370), (2, 139396185), (3, 92930790), (5, 55758474), (6, 46465395), (9, 30976930), (10, 27879237), (15, 18586158), (18, 15488465), (29, 9613530), (30, 9293079), (45, 6195386), (58, 4806765), (87, 3204510), (90, 3097693), (145, 1922706), (174, 1602255), (223, 1250190), (261, 1068170), (290, 961353), (435, 640902), (446, 625095), (479, 582030), (522, 534085), (669, 416730), (870, 320451), (958, 291015), (1115, 250038), (1305, 213634), (1338, 208365), (1437, 194010), (2007, 138910), (2230, 125019), (2395, 116406), (2610, 106817), (2874, 97005), (3345, 83346), (4014, 69455), (4311, 64670), (4790, 58203), (6467, 43110), (6690, 41673), (7185, 38802), (8622, 32335), (10035, 27782), (12934, 21555), (13891, 20070), (14370, 19401)]