1719919620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{2281}}^1$

素因数の和:2426

約数の個数: 144

約数和(自身を含む): 5382599040

約数和(自身を除く): 3662679420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 71, 90, 118, 142, 177, 180, 213, 236, 284, 295, 354, 355, 426, 531, 590, 639, 708, 710, 852, 885, 1062, 1065, 1180, 1278, 1420, 1770, 2124, 2130, 2281, 2556, 2655, 3195, 3540, 4189, 4260, 4562, 5310, 6390, 6843, 8378, 9124, 10620, 11405, 12567, 12780, 13686, 16756, 20529, 20945, 22810, 25134, 27372, 34215, 37701, 41058, 41890, 45620, 50268, 62835, 68430, 75402, 82116, 83780, 102645, 125670, 134579, 136860, 150804, 161951, 188505, 205290, 251340, 269158, 323902, 377010, 403737, 410580, 485853, 538316, 647804, 672895, 754020, 807474, 809755, 971706, 1211211, 1345790, 1457559, 1614948, 1619510, 1943412, 2018685, 2422422, 2429265, 2691580, 2915118, 3239020, 4037370, 4844844, 4858530, 5830236, 6056055, 7287795, 8074740, 9555109, 9717060, 12112110, 14575590, 19110218, 24224220, 28665327, 29151180, 38220436, 47775545, 57330654, 85995981, 95551090, 114661308, 143326635, 171991962, 191102180, 286653270, 343983924, 429979905, 573306540, 859959810, 1719919620]

約数ペア:

[(1, 1719919620), (2, 859959810), (3, 573306540), (4, 429979905), (5, 343983924), (6, 286653270), (9, 191102180), (10, 171991962), (12, 143326635), (15, 114661308), (18, 95551090), (20, 85995981), (30, 57330654), (36, 47775545), (45, 38220436), (59, 29151180), (60, 28665327), (71, 24224220), (90, 19110218), (118, 14575590), (142, 12112110), (177, 9717060), (180, 9555109), (213, 8074740), (236, 7287795), (284, 6056055), (295, 5830236), (354, 4858530), (355, 4844844), (426, 4037370), (531, 3239020), (590, 2915118), (639, 2691580), (708, 2429265), (710, 2422422), (852, 2018685), (885, 1943412), (1062, 1619510), (1065, 1614948), (1180, 1457559), (1278, 1345790), (1420, 1211211), (1770, 971706), (2124, 809755), (2130, 807474), (2281, 754020), (2556, 672895), (2655, 647804), (3195, 538316), (3540, 485853), (4189, 410580), (4260, 403737), (4562, 377010), (5310, 323902), (6390, 269158), (6843, 251340), (8378, 205290), (9124, 188505), (10620, 161951), (11405, 150804), (12567, 136860), (12780, 134579), (13686, 125670), (16756, 102645), (20529, 83780), (20945, 82116), (22810, 75402), (25134, 68430), (27372, 62835), (34215, 50268), (37701, 45620), (41058, 41890)]