621534004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 144

約数和(自身を含む): 1469153280

約数和(自身を除く): 847619276

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 169, 182, 217, 223, 247, 266, 338, 364, 403, 434, 446, 494, 532, 589, 676, 806, 868, 892, 988, 1178, 1183, 1561, 1612, 1729, 2356, 2366, 2821, 2899, 3122, 3211, 3458, 4123, 4237, 4732, 5239, 5642, 5798, 6244, 6422, 6913, 6916, 7657, 8246, 8474, 10478, 11284, 11596, 12844, 13826, 15314, 16492, 16948, 20293, 20956, 22477, 27652, 29659, 30628, 36673, 37687, 40586, 44954, 48391, 53599, 55081, 59318, 73346, 75374, 81172, 89869, 89908, 96782, 99541, 107198, 110162, 118636, 131347, 146692, 150748, 179738, 193564, 199082, 214396, 220324, 262694, 263809, 359476, 385567, 398164, 525388, 527618, 629083, 696787, 716053, 771134, 919429, 1055236, 1168297, 1258166, 1393574, 1432106, 1542268, 1707511, 1838858, 2336594, 2516332, 2787148, 2864212, 3415022, 3677716, 4673188, 5012371, 6830044, 8178079, 10024742, 11952577, 16356158, 20049484, 22197643, 23905154, 32712316, 44395286, 47810308, 88790572, 155383501, 310767002, 621534004]

約数ペア:

[(1, 621534004), (2, 310767002), (4, 155383501), (7, 88790572), (13, 47810308), (14, 44395286), (19, 32712316), (26, 23905154), (28, 22197643), (31, 20049484), (38, 16356158), (52, 11952577), (62, 10024742), (76, 8178079), (91, 6830044), (124, 5012371), (133, 4673188), (169, 3677716), (182, 3415022), (217, 2864212), (223, 2787148), (247, 2516332), (266, 2336594), (338, 1838858), (364, 1707511), (403, 1542268), (434, 1432106), (446, 1393574), (494, 1258166), (532, 1168297), (589, 1055236), (676, 919429), (806, 771134), (868, 716053), (892, 696787), (988, 629083), (1178, 527618), (1183, 525388), (1561, 398164), (1612, 385567), (1729, 359476), (2356, 263809), (2366, 262694), (2821, 220324), (2899, 214396), (3122, 199082), (3211, 193564), (3458, 179738), (4123, 150748), (4237, 146692), (4732, 131347), (5239, 118636), (5642, 110162), (5798, 107198), (6244, 99541), (6422, 96782), (6913, 89908), (6916, 89869), (7657, 81172), (8246, 75374), (8474, 73346), (10478, 59318), (11284, 55081), (11596, 53599), (12844, 48391), (13826, 44954), (15314, 40586), (16492, 37687), (16948, 36673), (20293, 30628), (20956, 29659), (22477, 27652)]