127744760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1029

約数の個数: 128

約数和(自身を含む): 352719360

約数和(自身を除く): 224974600

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 88, 92, 104, 110, 115, 130, 143, 184, 220, 230, 253, 260, 286, 299, 440, 460, 506, 520, 572, 598, 715, 920, 971, 1012, 1144, 1196, 1265, 1430, 1495, 1942, 2024, 2392, 2530, 2860, 2990, 3289, 3884, 4855, 5060, 5720, 5980, 6578, 7768, 9710, 10120, 10681, 11960, 12623, 13156, 16445, 19420, 21362, 22333, 25246, 26312, 32890, 38840, 42724, 44666, 50492, 53405, 63115, 65780, 85448, 89332, 100984, 106810, 111665, 126230, 131560, 138853, 178664, 213620, 223330, 245663, 252460, 277706, 290329, 427240, 446660, 491326, 504920, 555412, 580658, 694265, 893320, 982652, 1110824, 1161316, 1228315, 1388530, 1451645, 1965304, 2322632, 2456630, 2777060, 2903290, 3193619, 4913260, 5554120, 5806580, 6387238, 9826520, 11613160, 12774476, 15968095, 25548952, 31936190, 63872380, 127744760]

約数ペア:

[(1, 127744760), (2, 63872380), (4, 31936190), (5, 25548952), (8, 15968095), (10, 12774476), (11, 11613160), (13, 9826520), (20, 6387238), (22, 5806580), (23, 5554120), (26, 4913260), (40, 3193619), (44, 2903290), (46, 2777060), (52, 2456630), (55, 2322632), (65, 1965304), (88, 1451645), (92, 1388530), (104, 1228315), (110, 1161316), (115, 1110824), (130, 982652), (143, 893320), (184, 694265), (220, 580658), (230, 555412), (253, 504920), (260, 491326), (286, 446660), (299, 427240), (440, 290329), (460, 277706), (506, 252460), (520, 245663), (572, 223330), (598, 213620), (715, 178664), (920, 138853), (971, 131560), (1012, 126230), (1144, 111665), (1196, 106810), (1265, 100984), (1430, 89332), (1495, 85448), (1942, 65780), (2024, 63115), (2392, 53405), (2530, 50492), (2860, 44666), (2990, 42724), (3289, 38840), (3884, 32890), (4855, 26312), (5060, 25246), (5720, 22333), (5980, 21362), (6578, 19420), (7768, 16445), (9710, 13156), (10120, 12623), (10681, 11960)]