402171840

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19949}}^1$

素因数の和:19979

約数の個数: 168

約数和(自身を含む): 1580997600

約数和(自身を除く): 1178825760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19949, 20160, 39898, 59847, 79796, 99745, 119694, 139643, 159592, 179541, 199490, 239388, 279286, 299235, 319184, 359082, 398980, 418929, 478776, 558572, 598470, 638368, 698215, 718164, 797960, 837858, 897705, 957552, 1117144, 1196940, 1256787, 1276736, 1396430, 1436328, 1595920, 1675716, 1795410, 1915104, 2094645, 2234288, 2393880, 2513574, 2792860, 2872656, 3191840, 3351432, 3590820, 3830208, 4189290, 4468576, 4787760, 5027148, 5585720, 5745312, 6283935, 6383680, 6702864, 7181640, 8378580, 8937152, 9575520, 10054296, 11171440, 11490624, 12567870, 13405728, 14363280, 16757160, 19151040, 20108592, 22342880, 25135740, 26811456, 28726560, 33514320, 40217184, 44685760, 50271480, 57453120, 67028640, 80434368, 100542960, 134057280, 201085920, 402171840]

約数ペア:

[(1, 402171840), (2, 201085920), (3, 134057280), (4, 100542960), (5, 80434368), (6, 67028640), (7, 57453120), (8, 50271480), (9, 44685760), (10, 40217184), (12, 33514320), (14, 28726560), (15, 26811456), (16, 25135740), (18, 22342880), (20, 20108592), (21, 19151040), (24, 16757160), (28, 14363280), (30, 13405728), (32, 12567870), (35, 11490624), (36, 11171440), (40, 10054296), (42, 9575520), (45, 8937152), (48, 8378580), (56, 7181640), (60, 6702864), (63, 6383680), (64, 6283935), (70, 5745312), (72, 5585720), (80, 5027148), (84, 4787760), (90, 4468576), (96, 4189290), (105, 3830208), (112, 3590820), (120, 3351432), (126, 3191840), (140, 2872656), (144, 2792860), (160, 2513574), (168, 2393880), (180, 2234288), (192, 2094645), (210, 1915104), (224, 1795410), (240, 1675716), (252, 1595920), (280, 1436328), (288, 1396430), (315, 1276736), (320, 1256787), (336, 1196940), (360, 1117144), (420, 957552), (448, 897705), (480, 837858), (504, 797960), (560, 718164), (576, 698215), (630, 638368), (672, 598470), (720, 558572), (840, 478776), (960, 418929), (1008, 398980), (1120, 359082), (1260, 319184), (1344, 299235), (1440, 279286), (1680, 239388), (2016, 199490), (2240, 179541), (2520, 159592), (2880, 139643), (3360, 119694), (4032, 99745), (5040, 79796), (6720, 59847), (10080, 39898), (19949, 20160)]