1918427448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:781

約数の個数: 128

約数和(自身を含む): 5562432000

約数和(自身を除く): 3644004552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 149, 168, 173, 298, 346, 443, 447, 519, 596, 692, 886, 894, 1038, 1043, 1192, 1211, 1329, 1384, 1772, 1788, 2076, 2086, 2422, 2658, 3101, 3129, 3544, 3576, 3633, 4152, 4172, 4844, 5316, 6202, 6258, 7266, 8344, 9303, 9688, 10632, 12404, 12516, 14532, 18606, 24808, 25032, 25777, 29064, 37212, 51554, 66007, 74424, 76639, 77331, 103108, 132014, 153278, 154662, 180439, 198021, 206216, 229917, 264028, 306556, 309324, 360878, 396042, 459834, 462049, 528056, 536473, 541317, 613112, 618648, 721756, 792084, 919668, 924098, 1072946, 1082634, 1386147, 1443512, 1584168, 1609419, 1839336, 1848196, 2145892, 2165268, 2772294, 3218838, 3696392, 4291784, 4330536, 5544588, 6437676, 11089176, 11419211, 12875352, 22838422, 34257633, 45676844, 68515266, 79934477, 91353688, 137030532, 159868954, 239803431, 274061064, 319737908, 479606862, 639475816, 959213724, 1918427448]

約数ペア:

[(1, 1918427448), (2, 959213724), (3, 639475816), (4, 479606862), (6, 319737908), (7, 274061064), (8, 239803431), (12, 159868954), (14, 137030532), (21, 91353688), (24, 79934477), (28, 68515266), (42, 45676844), (56, 34257633), (84, 22838422), (149, 12875352), (168, 11419211), (173, 11089176), (298, 6437676), (346, 5544588), (443, 4330536), (447, 4291784), (519, 3696392), (596, 3218838), (692, 2772294), (886, 2165268), (894, 2145892), (1038, 1848196), (1043, 1839336), (1192, 1609419), (1211, 1584168), (1329, 1443512), (1384, 1386147), (1772, 1082634), (1788, 1072946), (2076, 924098), (2086, 919668), (2422, 792084), (2658, 721756), (3101, 618648), (3129, 613112), (3544, 541317), (3576, 536473), (3633, 528056), (4152, 462049), (4172, 459834), (4844, 396042), (5316, 360878), (6202, 309324), (6258, 306556), (7266, 264028), (8344, 229917), (9303, 206216), (9688, 198021), (10632, 180439), (12404, 154662), (12516, 153278), (14532, 132014), (18606, 103108), (24808, 77331), (25032, 76639), (25777, 74424), (29064, 66007), (37212, 51554)]