638462832

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:523

約数の個数: 160

約数和(自身を含む): 1942732800

約数和(自身を除く): 1304269968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 67, 79, 84, 112, 134, 158, 168, 201, 237, 268, 316, 336, 359, 402, 469, 474, 536, 553, 632, 718, 804, 938, 948, 1072, 1077, 1106, 1264, 1407, 1436, 1608, 1659, 1876, 1896, 2154, 2212, 2513, 2814, 2872, 3216, 3318, 3752, 3792, 4308, 4424, 5026, 5293, 5628, 5744, 6636, 7504, 7539, 8616, 8848, 10052, 10586, 11256, 13272, 15078, 15879, 17232, 20104, 21172, 22512, 24053, 26544, 28361, 30156, 31758, 37051, 40208, 42344, 48106, 56722, 60312, 63516, 72159, 74102, 84688, 85083, 96212, 111153, 113444, 120624, 127032, 144318, 148204, 168371, 170166, 192424, 198527, 222306, 226888, 254064, 288636, 296408, 336742, 340332, 384848, 397054, 444612, 453776, 505113, 577272, 592816, 595581, 673484, 680664, 794108, 889224, 1010226, 1154544, 1191162, 1346968, 1361328, 1588216, 1778448, 1900187, 2020452, 2382324, 2693936, 3176432, 3800374, 4040904, 4764648, 5700561, 7600748, 8081808, 9529296, 11401122, 13301309, 15201496, 22802244, 26602618, 30402992, 39903927, 45604488, 53205236, 79807854, 91208976, 106410472, 159615708, 212820944, 319231416, 638462832]

約数ペア:

[(1, 638462832), (2, 319231416), (3, 212820944), (4, 159615708), (6, 106410472), (7, 91208976), (8, 79807854), (12, 53205236), (14, 45604488), (16, 39903927), (21, 30402992), (24, 26602618), (28, 22802244), (42, 15201496), (48, 13301309), (56, 11401122), (67, 9529296), (79, 8081808), (84, 7600748), (112, 5700561), (134, 4764648), (158, 4040904), (168, 3800374), (201, 3176432), (237, 2693936), (268, 2382324), (316, 2020452), (336, 1900187), (359, 1778448), (402, 1588216), (469, 1361328), (474, 1346968), (536, 1191162), (553, 1154544), (632, 1010226), (718, 889224), (804, 794108), (938, 680664), (948, 673484), (1072, 595581), (1077, 592816), (1106, 577272), (1264, 505113), (1407, 453776), (1436, 444612), (1608, 397054), (1659, 384848), (1876, 340332), (1896, 336742), (2154, 296408), (2212, 288636), (2513, 254064), (2814, 226888), (2872, 222306), (3216, 198527), (3318, 192424), (3752, 170166), (3792, 168371), (4308, 148204), (4424, 144318), (5026, 127032), (5293, 120624), (5628, 113444), (5744, 111153), (6636, 96212), (7504, 85083), (7539, 84688), (8616, 74102), (8848, 72159), (10052, 63516), (10586, 60312), (11256, 56722), (13272, 48106), (15078, 42344), (15879, 40208), (17232, 37051), (20104, 31758), (21172, 30156), (22512, 28361), (24053, 26544)]