391185900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2003}}^1$

素因数の和:2061

約数の個数: 216

約数和(自身を含む): 1447240704

約数和(自身を除く): 1056054804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 31, 35, 36, 42, 45, 50, 60, 62, 63, 70, 75, 84, 90, 93, 100, 105, 124, 126, 140, 150, 155, 175, 180, 186, 210, 217, 225, 252, 279, 300, 310, 315, 350, 372, 420, 434, 450, 465, 525, 558, 620, 630, 651, 700, 775, 868, 900, 930, 1050, 1085, 1116, 1260, 1302, 1395, 1550, 1575, 1860, 1953, 2003, 2100, 2170, 2325, 2604, 2790, 3100, 3150, 3255, 3906, 4006, 4340, 4650, 5425, 5580, 6009, 6300, 6510, 6975, 7812, 8012, 9300, 9765, 10015, 10850, 12018, 13020, 13950, 14021, 16275, 18027, 19530, 20030, 21700, 24036, 27900, 28042, 30045, 32550, 36054, 39060, 40060, 42063, 48825, 50075, 56084, 60090, 62093, 65100, 70105, 72108, 84126, 90135, 97650, 100150, 120180, 124186, 126189, 140210, 150225, 168252, 180270, 186279, 195300, 200300, 210315, 248372, 252378, 280420, 300450, 310465, 350525, 360540, 372558, 420630, 434651, 450675, 504756, 558837, 600900, 620930, 630945, 701050, 745116, 841260, 869302, 901350, 931395, 1051575, 1117674, 1241860, 1261890, 1303953, 1402100, 1552325, 1738604, 1802700, 1862790, 2103150, 2173255, 2235348, 2523780, 2607906, 2794185, 3104650, 3154725, 3725580, 3911859, 4206300, 4346510, 4656975, 5215812, 5588370, 6209300, 6309450, 6519765, 7823718, 8693020, 9313950, 10866275, 11176740, 12618900, 13039530, 13970925, 15647436, 18627900, 19559295, 21732550, 26079060, 27941850, 32598825, 39118590, 43465100, 55883700, 65197650, 78237180, 97796475, 130395300, 195592950, 391185900]

約数ペア:

[(1, 391185900), (2, 195592950), (3, 130395300), (4, 97796475), (5, 78237180), (6, 65197650), (7, 55883700), (9, 43465100), (10, 39118590), (12, 32598825), (14, 27941850), (15, 26079060), (18, 21732550), (20, 19559295), (21, 18627900), (25, 15647436), (28, 13970925), (30, 13039530), (31, 12618900), (35, 11176740), (36, 10866275), (42, 9313950), (45, 8693020), (50, 7823718), (60, 6519765), (62, 6309450), (63, 6209300), (70, 5588370), (75, 5215812), (84, 4656975), (90, 4346510), (93, 4206300), (100, 3911859), (105, 3725580), (124, 3154725), (126, 3104650), (140, 2794185), (150, 2607906), (155, 2523780), (175, 2235348), (180, 2173255), (186, 2103150), (210, 1862790), (217, 1802700), (225, 1738604), (252, 1552325), (279, 1402100), (300, 1303953), (310, 1261890), (315, 1241860), (350, 1117674), (372, 1051575), (420, 931395), (434, 901350), (450, 869302), (465, 841260), (525, 745116), (558, 701050), (620, 630945), (630, 620930), (651, 600900), (700, 558837), (775, 504756), (868, 450675), (900, 434651), (930, 420630), (1050, 372558), (1085, 360540), (1116, 350525), (1260, 310465), (1302, 300450), (1395, 280420), (1550, 252378), (1575, 248372), (1860, 210315), (1953, 200300), (2003, 195300), (2100, 186279), (2170, 180270), (2325, 168252), (2604, 150225), (2790, 140210), (3100, 126189), (3150, 124186), (3255, 120180), (3906, 100150), (4006, 97650), (4340, 90135), (4650, 84126), (5425, 72108), (5580, 70105), (6009, 65100), (6300, 62093), (6510, 60090), (6975, 56084), (7812, 50075), (8012, 48825), (9300, 42063), (9765, 40060), (10015, 39060), (10850, 36054), (12018, 32550), (13020, 30045), (13950, 28042), (14021, 27900), (16275, 24036), (18027, 21700), (19530, 20030)]