1621800900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 288

約数和(自身を含む): 5446179200

約数和(自身を除く): 3824378300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 61, 75, 86, 90, 100, 108, 122, 129, 135, 150, 172, 180, 183, 215, 225, 229, 244, 258, 270, 300, 305, 366, 387, 430, 450, 458, 516, 540, 549, 610, 645, 675, 687, 732, 774, 860, 900, 915, 916, 1075, 1098, 1145, 1161, 1220, 1290, 1350, 1374, 1525, 1548, 1647, 1830, 1935, 2061, 2150, 2196, 2290, 2322, 2580, 2623, 2700, 2745, 2748, 3050, 3225, 3294, 3435, 3660, 3870, 4122, 4300, 4575, 4580, 4644, 5246, 5490, 5725, 5805, 6100, 6183, 6450, 6588, 6870, 7740, 7869, 8235, 8244, 9150, 9675, 9847, 10305, 10492, 10980, 11450, 11610, 12366, 12900, 13115, 13725, 13740, 13969, 15738, 16470, 17175, 18300, 19350, 19694, 20610, 22900, 23220, 23607, 24732, 26230, 27450, 27938, 29025, 29541, 30915, 31476, 32940, 34350, 38700, 39345, 39388, 41175, 41220, 41907, 47214, 49235, 51525, 52460, 54900, 55876, 58050, 59082, 61830, 65575, 68700, 69845, 70821, 78690, 82350, 83814, 88623, 94428, 98470, 103050, 116100, 118035, 118164, 123660, 125721, 131150, 139690, 141642, 147705, 154575, 157380, 164700, 167628, 177246, 196725, 196940, 206100, 209535, 236070, 246175, 251442, 262300, 265869, 279380, 283284, 295410, 309150, 349225, 354105, 354492, 377163, 393450, 419070, 443115, 472140, 492350, 502884, 531738, 590175, 590820, 600667, 618300, 628605, 698450, 708210, 738525, 754326, 786900, 838140, 886230, 984700, 1047675, 1063476, 1180350, 1201334, 1257210, 1329345, 1396900, 1416420, 1477050, 1508652, 1770525, 1772460, 1802001, 1885815, 2095350, 2215575, 2360700, 2402668, 2514420, 2658690, 2954100, 3003335, 3143025, 3541050, 3604002, 3771630, 4190700, 4431150, 5317380, 5406003, 6006670, 6286050, 6646725, 7082100, 7208004, 7543260, 8862300, 9010005, 9429075, 10812006, 12013340, 12572100, 13293450, 15016675, 16218009, 18020010, 18858150, 21624012, 26586900, 27030015, 30033350, 32436018, 36040020, 37716300, 45050025, 54060030, 60066700, 64872036, 81090045, 90100050, 108120060, 135150075, 162180090, 180200100, 270300150, 324360180, 405450225, 540600300, 810900450, 1621800900]

約数ペア:

[(1, 1621800900), (2, 810900450), (3, 540600300), (4, 405450225), (5, 324360180), (6, 270300150), (9, 180200100), (10, 162180090), (12, 135150075), (15, 108120060), (18, 90100050), (20, 81090045), (25, 64872036), (27, 60066700), (30, 54060030), (36, 45050025), (43, 37716300), (45, 36040020), (50, 32436018), (54, 30033350), (60, 27030015), (61, 26586900), (75, 21624012), (86, 18858150), (90, 18020010), (100, 16218009), (108, 15016675), (122, 13293450), (129, 12572100), (135, 12013340), (150, 10812006), (172, 9429075), (180, 9010005), (183, 8862300), (215, 7543260), (225, 7208004), (229, 7082100), (244, 6646725), (258, 6286050), (270, 6006670), (300, 5406003), (305, 5317380), (366, 4431150), (387, 4190700), (430, 3771630), (450, 3604002), (458, 3541050), (516, 3143025), (540, 3003335), (549, 2954100), (610, 2658690), (645, 2514420), (675, 2402668), (687, 2360700), (732, 2215575), (774, 2095350), (860, 1885815), (900, 1802001), (915, 1772460), (916, 1770525), (1075, 1508652), (1098, 1477050), (1145, 1416420), (1161, 1396900), (1220, 1329345), (1290, 1257210), (1350, 1201334), (1374, 1180350), (1525, 1063476), (1548, 1047675), (1647, 984700), (1830, 886230), (1935, 838140), (2061, 786900), (2150, 754326), (2196, 738525), (2290, 708210), (2322, 698450), (2580, 628605), (2623, 618300), (2700, 600667), (2745, 590820), (2748, 590175), (3050, 531738), (3225, 502884), (3294, 492350), (3435, 472140), (3660, 443115), (3870, 419070), (4122, 393450), (4300, 377163), (4575, 354492), (4580, 354105), (4644, 349225), (5246, 309150), (5490, 295410), (5725, 283284), (5805, 279380), (6100, 265869), (6183, 262300), (6450, 251442), (6588, 246175), (6870, 236070), (7740, 209535), (7869, 206100), (8235, 196940), (8244, 196725), (9150, 177246), (9675, 167628), (9847, 164700), (10305, 157380), (10492, 154575), (10980, 147705), (11450, 141642), (11610, 139690), (12366, 131150), (12900, 125721), (13115, 123660), (13725, 118164), (13740, 118035), (13969, 116100), (15738, 103050), (16470, 98470), (17175, 94428), (18300, 88623), (19350, 83814), (19694, 82350), (20610, 78690), (22900, 70821), (23220, 69845), (23607, 68700), (24732, 65575), (26230, 61830), (27450, 59082), (27938, 58050), (29025, 55876), (29541, 54900), (30915, 52460), (31476, 51525), (32940, 49235), (34350, 47214), (38700, 41907), (39345, 41220), (39388, 41175)]