438021220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:294

約数の個数: 192

約数和(自身を含む): 1204600320

約数和(自身を除く): 766579100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 43, 52, 58, 65, 70, 86, 91, 116, 130, 140, 145, 172, 182, 193, 203, 215, 260, 290, 301, 364, 377, 386, 406, 430, 455, 559, 580, 602, 754, 772, 812, 860, 910, 965, 1015, 1118, 1204, 1247, 1351, 1505, 1508, 1820, 1885, 1930, 2030, 2236, 2494, 2509, 2639, 2702, 2795, 3010, 3770, 3860, 3913, 4060, 4988, 5018, 5278, 5404, 5590, 5597, 6020, 6235, 6755, 7540, 7826, 8299, 8729, 10036, 10556, 11180, 11194, 12470, 12545, 13195, 13510, 15652, 16211, 16598, 17458, 17563, 19565, 22388, 24940, 25090, 26390, 27020, 27985, 32422, 33196, 34916, 35126, 39130, 39179, 41495, 43645, 50180, 52780, 55970, 58093, 64844, 70252, 72761, 78260, 78358, 81055, 82990, 87290, 87815, 107887, 111940, 113477, 116186, 145522, 156716, 162110, 165980, 174580, 175630, 195895, 215774, 226954, 232372, 240671, 290465, 291044, 324220, 351260, 363805, 391790, 431548, 453908, 481342, 509327, 539435, 567385, 580930, 727610, 755209, 783580, 962684, 1018654, 1078870, 1134770, 1161860, 1203355, 1455220, 1510418, 1684697, 2037308, 2157740, 2269540, 2406710, 2546635, 3020836, 3128723, 3369394, 3776045, 4813420, 5093270, 6257446, 6738788, 7552090, 8423485, 10186540, 12514892, 15104180, 15643615, 16846970, 21901061, 31287230, 33693940, 43802122, 62574460, 87604244, 109505305, 219010610, 438021220]

約数ペア:

[(1, 438021220), (2, 219010610), (4, 109505305), (5, 87604244), (7, 62574460), (10, 43802122), (13, 33693940), (14, 31287230), (20, 21901061), (26, 16846970), (28, 15643615), (29, 15104180), (35, 12514892), (43, 10186540), (52, 8423485), (58, 7552090), (65, 6738788), (70, 6257446), (86, 5093270), (91, 4813420), (116, 3776045), (130, 3369394), (140, 3128723), (145, 3020836), (172, 2546635), (182, 2406710), (193, 2269540), (203, 2157740), (215, 2037308), (260, 1684697), (290, 1510418), (301, 1455220), (364, 1203355), (377, 1161860), (386, 1134770), (406, 1078870), (430, 1018654), (455, 962684), (559, 783580), (580, 755209), (602, 727610), (754, 580930), (772, 567385), (812, 539435), (860, 509327), (910, 481342), (965, 453908), (1015, 431548), (1118, 391790), (1204, 363805), (1247, 351260), (1351, 324220), (1505, 291044), (1508, 290465), (1820, 240671), (1885, 232372), (1930, 226954), (2030, 215774), (2236, 195895), (2494, 175630), (2509, 174580), (2639, 165980), (2702, 162110), (2795, 156716), (3010, 145522), (3770, 116186), (3860, 113477), (3913, 111940), (4060, 107887), (4988, 87815), (5018, 87290), (5278, 82990), (5404, 81055), (5590, 78358), (5597, 78260), (6020, 72761), (6235, 70252), (6755, 64844), (7540, 58093), (7826, 55970), (8299, 52780), (8729, 50180), (10036, 43645), (10556, 41495), (11180, 39179), (11194, 39130), (12470, 35126), (12545, 34916), (13195, 33196), (13510, 32422), (15652, 27985), (16211, 27020), (16598, 26390), (17458, 25090), (17563, 24940), (19565, 22388)]