1255551480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:518

約数の個数: 192

約数和(自身を含む): 4169880000

約数和(自身を除く): 2914328520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 149, 178, 180, 263, 267, 298, 356, 360, 445, 447, 526, 534, 596, 712, 745, 789, 801, 890, 894, 1052, 1068, 1192, 1315, 1335, 1341, 1490, 1578, 1602, 1780, 1788, 2104, 2136, 2235, 2367, 2630, 2670, 2682, 2980, 3156, 3204, 3560, 3576, 3945, 4005, 4470, 4734, 5260, 5340, 5364, 5960, 6312, 6408, 6705, 7890, 8010, 8940, 9468, 10520, 10680, 10728, 11835, 13261, 13410, 15780, 16020, 17880, 18936, 23407, 23670, 26522, 26820, 31560, 32040, 39187, 39783, 46814, 47340, 53044, 53640, 66305, 70221, 78374, 79566, 93628, 94680, 106088, 117035, 117561, 119349, 132610, 140442, 156748, 159132, 187256, 195935, 198915, 210663, 234070, 235122, 238698, 265220, 280884, 313496, 318264, 351105, 352683, 391870, 397830, 421326, 468140, 470244, 477396, 530440, 561768, 587805, 596745, 702210, 705366, 783740, 795660, 842652, 936280, 940488, 954792, 1053315, 1175610, 1193490, 1404420, 1410732, 1567480, 1591320, 1685304, 1763415, 2106630, 2351220, 2386980, 2808840, 2821464, 3487643, 3526830, 4213260, 4702440, 4773960, 6975286, 7053660, 8426520, 10462929, 13950572, 14107320, 17438215, 20925858, 27901144, 31388787, 34876430, 41851716, 52314645, 62777574, 69752860, 83703432, 104629290, 125555148, 139505720, 156943935, 209258580, 251110296, 313887870, 418517160, 627775740, 1255551480]

約数ペア:

[(1, 1255551480), (2, 627775740), (3, 418517160), (4, 313887870), (5, 251110296), (6, 209258580), (8, 156943935), (9, 139505720), (10, 125555148), (12, 104629290), (15, 83703432), (18, 69752860), (20, 62777574), (24, 52314645), (30, 41851716), (36, 34876430), (40, 31388787), (45, 27901144), (60, 20925858), (72, 17438215), (89, 14107320), (90, 13950572), (120, 10462929), (149, 8426520), (178, 7053660), (180, 6975286), (263, 4773960), (267, 4702440), (298, 4213260), (356, 3526830), (360, 3487643), (445, 2821464), (447, 2808840), (526, 2386980), (534, 2351220), (596, 2106630), (712, 1763415), (745, 1685304), (789, 1591320), (801, 1567480), (890, 1410732), (894, 1404420), (1052, 1193490), (1068, 1175610), (1192, 1053315), (1315, 954792), (1335, 940488), (1341, 936280), (1490, 842652), (1578, 795660), (1602, 783740), (1780, 705366), (1788, 702210), (2104, 596745), (2136, 587805), (2235, 561768), (2367, 530440), (2630, 477396), (2670, 470244), (2682, 468140), (2980, 421326), (3156, 397830), (3204, 391870), (3560, 352683), (3576, 351105), (3945, 318264), (4005, 313496), (4470, 280884), (4734, 265220), (5260, 238698), (5340, 235122), (5364, 234070), (5960, 210663), (6312, 198915), (6408, 195935), (6705, 187256), (7890, 159132), (8010, 156748), (8940, 140442), (9468, 132610), (10520, 119349), (10680, 117561), (10728, 117035), (11835, 106088), (13261, 94680), (13410, 93628), (15780, 79566), (16020, 78374), (17880, 70221), (18936, 66305), (23407, 53640), (23670, 53044), (26522, 47340), (26820, 46814), (31560, 39783), (32040, 39187)]