56435426820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1\times {\mathrm{4091}}^1$

素因数の和:4722

約数の個数: 144

約数和(自身を含む): 172607827392

約数和(自身を除く): 116172400572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 443, 519, 692, 865, 886, 1038, 1329, 1557, 1730, 1772, 2076, 2215, 2595, 2658, 3114, 3460, 3987, 4091, 4430, 5190, 5316, 6228, 6645, 7785, 7974, 8182, 8860, 10380, 12273, 13290, 15570, 15948, 16364, 19935, 20455, 24546, 26580, 31140, 36819, 39870, 40910, 49092, 61365, 73638, 76639, 79740, 81820, 122730, 147276, 153278, 184095, 229917, 245460, 306556, 368190, 383195, 459834, 689751, 707743, 736380, 766390, 919668, 1149585, 1379502, 1415486, 1532780, 1812313, 2123229, 2299170, 2759004, 2830972, 3448755, 3538715, 3624626, 4246458, 4598340, 5436939, 6369687, 6897510, 7077430, 7249252, 8492916, 9061565, 10616145, 10873878, 12739374, 13795020, 14154860, 16310817, 18123130, 21232290, 21747756, 25478748, 27184695, 31848435, 32621634, 36246260, 42464580, 54369390, 63696870, 65243268, 81554085, 108738780, 127393740, 163108170, 313530149, 326216340, 627060298, 940590447, 1254120596, 1567650745, 1881180894, 2821771341, 3135301490, 3762361788, 4702952235, 5643542682, 6270602980, 9405904470, 11287085364, 14108856705, 18811808940, 28217713410, 56435426820]

約数ペア:

[(1, 56435426820), (2, 28217713410), (3, 18811808940), (4, 14108856705), (5, 11287085364), (6, 9405904470), (9, 6270602980), (10, 5643542682), (12, 4702952235), (15, 3762361788), (18, 3135301490), (20, 2821771341), (30, 1881180894), (36, 1567650745), (45, 1254120596), (60, 940590447), (90, 627060298), (173, 326216340), (180, 313530149), (346, 163108170), (443, 127393740), (519, 108738780), (692, 81554085), (865, 65243268), (886, 63696870), (1038, 54369390), (1329, 42464580), (1557, 36246260), (1730, 32621634), (1772, 31848435), (2076, 27184695), (2215, 25478748), (2595, 21747756), (2658, 21232290), (3114, 18123130), (3460, 16310817), (3987, 14154860), (4091, 13795020), (4430, 12739374), (5190, 10873878), (5316, 10616145), (6228, 9061565), (6645, 8492916), (7785, 7249252), (7974, 7077430), (8182, 6897510), (8860, 6369687), (10380, 5436939), (12273, 4598340), (13290, 4246458), (15570, 3624626), (15948, 3538715), (16364, 3448755), (19935, 2830972), (20455, 2759004), (24546, 2299170), (26580, 2123229), (31140, 1812313), (36819, 1532780), (39870, 1415486), (40910, 1379502), (49092, 1149585), (61365, 919668), (73638, 766390), (76639, 736380), (79740, 707743), (81820, 689751), (122730, 459834), (147276, 383195), (153278, 368190), (184095, 306556), (229917, 245460)]