272689144

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 667054080

約数和(自身を除く): 394364936

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 43, 52, 56, 62, 86, 91, 104, 124, 172, 182, 217, 248, 281, 301, 344, 364, 403, 434, 559, 562, 602, 728, 806, 868, 1118, 1124, 1204, 1333, 1612, 1736, 1967, 2236, 2248, 2408, 2666, 2821, 3224, 3653, 3913, 3934, 4472, 5332, 5642, 7306, 7826, 7868, 8711, 9331, 10664, 11284, 12083, 14612, 15652, 15736, 17329, 17422, 18662, 22568, 24166, 25571, 29224, 31304, 34658, 34844, 37324, 48332, 51142, 60977, 69316, 69688, 74648, 84581, 96664, 102284, 113243, 121303, 121954, 138632, 157079, 169162, 204568, 226486, 242606, 243908, 314158, 338324, 374573, 452972, 485212, 487816, 628316, 676648, 749146, 792701, 905944, 970424, 1099553, 1256632, 1498292, 1585402, 2199106, 2622011, 2996584, 3170804, 4398212, 4869449, 5244022, 6341608, 8796424, 9738898, 10488044, 19477796, 20976088, 34086143, 38955592, 68172286, 136344572, 272689144]

約数ペア:

[(1, 272689144), (2, 136344572), (4, 68172286), (7, 38955592), (8, 34086143), (13, 20976088), (14, 19477796), (26, 10488044), (28, 9738898), (31, 8796424), (43, 6341608), (52, 5244022), (56, 4869449), (62, 4398212), (86, 3170804), (91, 2996584), (104, 2622011), (124, 2199106), (172, 1585402), (182, 1498292), (217, 1256632), (248, 1099553), (281, 970424), (301, 905944), (344, 792701), (364, 749146), (403, 676648), (434, 628316), (559, 487816), (562, 485212), (602, 452972), (728, 374573), (806, 338324), (868, 314158), (1118, 243908), (1124, 242606), (1204, 226486), (1333, 204568), (1612, 169162), (1736, 157079), (1967, 138632), (2236, 121954), (2248, 121303), (2408, 113243), (2666, 102284), (2821, 96664), (3224, 84581), (3653, 74648), (3913, 69688), (3934, 69316), (4472, 60977), (5332, 51142), (5642, 48332), (7306, 37324), (7826, 34844), (7868, 34658), (8711, 31304), (9331, 29224), (10664, 25571), (11284, 24166), (12083, 22568), (14612, 18662), (15652, 17422), (15736, 17329)]