1220992020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{6763}}^1$

素因数の和:6854

約数の個数: 144

約数和(自身を含む): 3988595520

約数和(自身を除く): 2767603500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 59, 60, 68, 85, 90, 102, 118, 153, 170, 177, 180, 204, 236, 255, 295, 306, 340, 354, 510, 531, 590, 612, 708, 765, 885, 1003, 1020, 1062, 1180, 1530, 1770, 2006, 2124, 2655, 3009, 3060, 3540, 4012, 5015, 5310, 6018, 6763, 9027, 10030, 10620, 12036, 13526, 15045, 18054, 20060, 20289, 27052, 30090, 33815, 36108, 40578, 45135, 60180, 60867, 67630, 81156, 90270, 101445, 114971, 121734, 135260, 180540, 202890, 229942, 243468, 304335, 344913, 399017, 405780, 459884, 574855, 608670, 689826, 798034, 1034739, 1149710, 1197051, 1217340, 1379652, 1596068, 1724565, 1995085, 2069478, 2299420, 2394102, 3449130, 3591153, 3990170, 4138956, 4788204, 5173695, 5985255, 6783289, 6898260, 7182306, 7980340, 10347390, 11970510, 13566578, 14364612, 17955765, 20349867, 20694780, 23941020, 27133156, 33916445, 35911530, 40699734, 61049601, 67832890, 71823060, 81399468, 101749335, 122099202, 135665780, 203498670, 244198404, 305248005, 406997340, 610496010, 1220992020]

約数ペア:

[(1, 1220992020), (2, 610496010), (3, 406997340), (4, 305248005), (5, 244198404), (6, 203498670), (9, 135665780), (10, 122099202), (12, 101749335), (15, 81399468), (17, 71823060), (18, 67832890), (20, 61049601), (30, 40699734), (34, 35911530), (36, 33916445), (45, 27133156), (51, 23941020), (59, 20694780), (60, 20349867), (68, 17955765), (85, 14364612), (90, 13566578), (102, 11970510), (118, 10347390), (153, 7980340), (170, 7182306), (177, 6898260), (180, 6783289), (204, 5985255), (236, 5173695), (255, 4788204), (295, 4138956), (306, 3990170), (340, 3591153), (354, 3449130), (510, 2394102), (531, 2299420), (590, 2069478), (612, 1995085), (708, 1724565), (765, 1596068), (885, 1379652), (1003, 1217340), (1020, 1197051), (1062, 1149710), (1180, 1034739), (1530, 798034), (1770, 689826), (2006, 608670), (2124, 574855), (2655, 459884), (3009, 405780), (3060, 399017), (3540, 344913), (4012, 304335), (5015, 243468), (5310, 229942), (6018, 202890), (6763, 180540), (9027, 135260), (10030, 121734), (10620, 114971), (12036, 101445), (13526, 90270), (15045, 81156), (18054, 67630), (20060, 60867), (20289, 60180), (27052, 45135), (30090, 40578), (33815, 36108)]