278123167300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{739}}^1\times {\mathrm{2099}}^1$

素因数の和:3026

約数の個数: 144

約数和(自身を含む): 663645024000

約数和(自身を除く): 385521856700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 163, 220, 275, 326, 550, 652, 739, 815, 1100, 1478, 1630, 1793, 2099, 2956, 3260, 3586, 3695, 4075, 4198, 7172, 7390, 8129, 8150, 8396, 8965, 10495, 14780, 16258, 16300, 17930, 18475, 20990, 23089, 32516, 35860, 36950, 40645, 41980, 44825, 46178, 52475, 73900, 81290, 89650, 92356, 104950, 115445, 120457, 162580, 179300, 203225, 209900, 230890, 240914, 342137, 406450, 461780, 481828, 577225, 602285, 684274, 812900, 1154450, 1204570, 1325027, 1368548, 1551161, 1710685, 2308900, 2409140, 2650054, 3011425, 3102322, 3421370, 3763507, 5300108, 6022850, 6204644, 6625135, 6842740, 7527014, 7755805, 8553425, 12045700, 13250270, 15054028, 15511610, 17062771, 17106850, 18817535, 26500540, 31023220, 33125675, 34125542, 34213700, 37635070, 38779025, 66251350, 68251084, 75270140, 77558050, 85313855, 94087675, 132502700, 155116100, 170627710, 188175350, 252839243, 341255420, 376350700, 426569275, 505678486, 853138550, 1011356972, 1264196215, 1706277100, 2528392430, 2781231673, 5056784860, 5562463346, 6320981075, 11124926692, 12641962150, 13906158365, 25283924300, 27812316730, 55624633460, 69530791825, 139061583650, 278123167300]

約数ペア:

[(1, 278123167300), (2, 139061583650), (4, 69530791825), (5, 55624633460), (10, 27812316730), (11, 25283924300), (20, 13906158365), (22, 12641962150), (25, 11124926692), (44, 6320981075), (50, 5562463346), (55, 5056784860), (100, 2781231673), (110, 2528392430), (163, 1706277100), (220, 1264196215), (275, 1011356972), (326, 853138550), (550, 505678486), (652, 426569275), (739, 376350700), (815, 341255420), (1100, 252839243), (1478, 188175350), (1630, 170627710), (1793, 155116100), (2099, 132502700), (2956, 94087675), (3260, 85313855), (3586, 77558050), (3695, 75270140), (4075, 68251084), (4198, 66251350), (7172, 38779025), (7390, 37635070), (8129, 34213700), (8150, 34125542), (8396, 33125675), (8965, 31023220), (10495, 26500540), (14780, 18817535), (16258, 17106850), (16300, 17062771), (17930, 15511610), (18475, 15054028), (20990, 13250270), (23089, 12045700), (32516, 8553425), (35860, 7755805), (36950, 7527014), (40645, 6842740), (41980, 6625135), (44825, 6204644), (46178, 6022850), (52475, 5300108), (73900, 3763507), (81290, 3421370), (89650, 3102322), (92356, 3011425), (104950, 2650054), (115445, 2409140), (120457, 2308900), (162580, 1710685), (179300, 1551161), (203225, 1368548), (209900, 1325027), (230890, 1204570), (240914, 1154450), (342137, 812900), (406450, 684274), (461780, 602285), (481828, 577225)]